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CVE-2026-76459

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2026
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

Cisco NX-OS Software Security Hardening Release: October 2026 - Out-of-bounds Write Vulnerabilities

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76459 are related to out-of-bounds write issues that are grouped under the Common Weakness Enumeration (CWE) CWE-787.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Cisco NX-OS Software

Vendor
Cisco
Product
Cisco NX-OS Software
Platforms
Unknown
Default status
unknown
Cisco NX-OS Software · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
8.2(5)affectedUnavailableUnavailableUnavailableNone listed
7.3(5)D1(1)affectedUnavailableUnavailableUnavailableNone listed
8.4(2)affectedUnavailableUnavailableUnavailableNone listed
8.4(3)affectedUnavailableUnavailableUnavailableNone listed
9.2(3)affectedUnavailableUnavailableUnavailableNone listed
8.2(1)affectedUnavailableUnavailableUnavailableNone listed
7.3(1)D1(1)affectedUnavailableUnavailableUnavailableNone listed
9.2(2v)affectedUnavailableUnavailableUnavailableNone listed
7.3(0)D1(1)affectedUnavailableUnavailableUnavailableNone listed
7.3(4)D1(1)affectedUnavailableUnavailableUnavailableNone listed
9.2(1)affectedUnavailableUnavailableUnavailableNone listed
9.2(2t)affectedUnavailableUnavailableUnavailableNone listed
9.2(3y)affectedUnavailableUnavailableUnavailableNone listed
9.3(2)affectedUnavailableUnavailableUnavailableNone listed
7.3(1)DY(1)affectedUnavailableUnavailableUnavailableNone listed
8.1(1)affectedUnavailableUnavailableUnavailableNone listed
8.2(2)affectedUnavailableUnavailableUnavailableNone listed
8.3(2)affectedUnavailableUnavailableUnavailableNone listed
7.3(2)D1(3a)affectedUnavailableUnavailableUnavailableNone listed
9.2(4)affectedUnavailableUnavailableUnavailableNone listed
8.1(2)affectedUnavailableUnavailableUnavailableNone listed
7.3(3)D1(1)affectedUnavailableUnavailableUnavailableNone listed
8.2(3)affectedUnavailableUnavailableUnavailableNone listed
8.3(1)affectedUnavailableUnavailableUnavailableNone listed
8.4(1)affectedUnavailableUnavailableUnavailableNone listed
8.1(1b)affectedUnavailableUnavailableUnavailableNone listed
7.3(0)DX(1)affectedUnavailableUnavailableUnavailableNone listed
7.3(2)D1(1)affectedUnavailableUnavailableUnavailableNone listed
9.3(1)affectedUnavailableUnavailableUnavailableNone listed
7.3(2)D1(2)affectedUnavailableUnavailableUnavailableNone listed
8.2(4)affectedUnavailableUnavailableUnavailableNone listed
7.3(0)DY(1)affectedUnavailableUnavailableUnavailableNone listed
9.3(1z)affectedUnavailableUnavailableUnavailableNone listed
9.2(2)affectedUnavailableUnavailableUnavailableNone listed
8.1(2a)affectedUnavailableUnavailableUnavailableNone listed
7.3(2)D1(3)affectedUnavailableUnavailableUnavailableNone listed
8.1(1a)affectedUnavailableUnavailableUnavailableNone listed
8.4(1a)affectedUnavailableUnavailableUnavailableNone listed
9.3(3)affectedUnavailableUnavailableUnavailableNone listed
7.3(2)D1(1d)affectedUnavailableUnavailableUnavailableNone listed
9.3(4)affectedUnavailableUnavailableUnavailableNone listed
7.3(6)D1(1)affectedUnavailableUnavailableUnavailableNone listed
8.2(6)affectedUnavailableUnavailableUnavailableNone listed
9.3(5)affectedUnavailableUnavailableUnavailableNone listed
8.4(2a)affectedUnavailableUnavailableUnavailableNone listed
8.4(2b)affectedUnavailableUnavailableUnavailableNone listed
8.5(1)affectedUnavailableUnavailableUnavailableNone listed
9.3(6)affectedUnavailableUnavailableUnavailableNone listed
8.4(4)affectedUnavailableUnavailableUnavailableNone listed
7.3(7)D1(1)affectedUnavailableUnavailableUnavailableNone listed
8.4(2c)affectedUnavailableUnavailableUnavailableNone listed
9.3(5w)affectedUnavailableUnavailableUnavailableNone listed
8.2(7)affectedUnavailableUnavailableUnavailableNone listed
9.3(7)affectedUnavailableUnavailableUnavailableNone listed
9.3(7k)affectedUnavailableUnavailableUnavailableNone listed
7.3(8)D1(1)affectedUnavailableUnavailableUnavailableNone listed
9.3(7a)affectedUnavailableUnavailableUnavailableNone listed
8.2(7a)affectedUnavailableUnavailableUnavailableNone listed
9.3(8)affectedUnavailableUnavailableUnavailableNone listed
8.4(4a)affectedUnavailableUnavailableUnavailableNone listed
8.4(2d)affectedUnavailableUnavailableUnavailableNone listed
8.4(5)affectedUnavailableUnavailableUnavailableNone listed
8.2(8)affectedUnavailableUnavailableUnavailableNone listed
9.3(9)affectedUnavailableUnavailableUnavailableNone listed
7.3(9)D1(1)affectedUnavailableUnavailableUnavailableNone listed
8.4(6)affectedUnavailableUnavailableUnavailableNone listed
8.4(2e)affectedUnavailableUnavailableUnavailableNone listed
9.3(10)affectedUnavailableUnavailableUnavailableNone listed
9.2(1a)affectedUnavailableUnavailableUnavailableNone listed
8.2(9)affectedUnavailableUnavailableUnavailableNone listed
10.3(1)affectedUnavailableUnavailableUnavailableNone listed
8.4(7)affectedUnavailableUnavailableUnavailableNone listed
10.3(2)affectedUnavailableUnavailableUnavailableNone listed
8.4(6a)affectedUnavailableUnavailableUnavailableNone listed
9.3(11)affectedUnavailableUnavailableUnavailableNone listed
10.3(3)affectedUnavailableUnavailableUnavailableNone listed
9.4(1)affectedUnavailableUnavailableUnavailableNone listed
9.3(2a)affectedUnavailableUnavailableUnavailableNone listed
8.4(2f)affectedUnavailableUnavailableUnavailableNone listed
8.2(10)affectedUnavailableUnavailableUnavailableNone listed
9.3(12)affectedUnavailableUnavailableUnavailableNone listed
10.4(1)affectedUnavailableUnavailableUnavailableNone listed
8.4(8)affectedUnavailableUnavailableUnavailableNone listed
10.3(99w)affectedUnavailableUnavailableUnavailableNone listed
10.3(3w)affectedUnavailableUnavailableUnavailableNone listed
10.3(99x)affectedUnavailableUnavailableUnavailableNone listed
10.3(3o)affectedUnavailableUnavailableUnavailableNone listed
8.4(9)affectedUnavailableUnavailableUnavailableNone listed
10.3(4)affectedUnavailableUnavailableUnavailableNone listed
10.3(3p)affectedUnavailableUnavailableUnavailableNone listed
10.3(4a)affectedUnavailableUnavailableUnavailableNone listed
9.4(1a)affectedUnavailableUnavailableUnavailableNone listed
10.4(2)affectedUnavailableUnavailableUnavailableNone listed
10.3(3q)affectedUnavailableUnavailableUnavailableNone listed
9.3(13)affectedUnavailableUnavailableUnavailableNone listed
8.2(11)affectedUnavailableUnavailableUnavailableNone listed
9.4(2)affectedUnavailableUnavailableUnavailableNone listed
10.3(5)affectedUnavailableUnavailableUnavailableNone listed
10.4(3)affectedUnavailableUnavailableUnavailableNone listed
10.3(3x)affectedUnavailableUnavailableUnavailableNone listed
10.3(4g)affectedUnavailableUnavailableUnavailableNone listed
10.5(1)affectedUnavailableUnavailableUnavailableNone listed
8.4(10)affectedUnavailableUnavailableUnavailableNone listed
9.4(2a)affectedUnavailableUnavailableUnavailableNone listed
10.3(3r)affectedUnavailableUnavailableUnavailableNone listed
10.3(6)affectedUnavailableUnavailableUnavailableNone listed
9.3(14)affectedUnavailableUnavailableUnavailableNone listed
10.4(4)affectedUnavailableUnavailableUnavailableNone listed
10.3(4h)affectedUnavailableUnavailableUnavailableNone listed
10.5(2)affectedUnavailableUnavailableUnavailableNone listed
10.5(1j)affectedUnavailableUnavailableUnavailableNone listed
8.4(11)affectedUnavailableUnavailableUnavailableNone listed
9.4(3)affectedUnavailableUnavailableUnavailableNone listed
10.3(7)affectedUnavailableUnavailableUnavailableNone listed
10.4(5)affectedUnavailableUnavailableUnavailableNone listed
10.5(3)affectedUnavailableUnavailableUnavailableNone listed
9.3(15)affectedUnavailableUnavailableUnavailableNone listed
9.4(3a)affectedUnavailableUnavailableUnavailableNone listed
10.4(4g)affectedUnavailableUnavailableUnavailableNone listed
10.5(4)affectedUnavailableUnavailableUnavailableNone listed
9.4(3b)affectedUnavailableUnavailableUnavailableNone listed
8.4(12)affectedUnavailableUnavailableUnavailableNone listed
10.6(1)affectedUnavailableUnavailableUnavailableNone listed
10.5(3t)affectedUnavailableUnavailableUnavailableNone listed
10.3(8)affectedUnavailableUnavailableUnavailableNone listed
10.4(6)affectedUnavailableUnavailableUnavailableNone listed
10.5(3s)affectedUnavailableUnavailableUnavailableNone listed
10.5(3e)affectedUnavailableUnavailableUnavailableNone listed
9.4(4)affectedUnavailableUnavailableUnavailableNone listed
10.5(3o)affectedUnavailableUnavailableUnavailableNone listed
9.3(16)affectedUnavailableUnavailableUnavailableNone listed
10.6(1s)affectedUnavailableUnavailableUnavailableNone listed
10.6(2)affectedUnavailableUnavailableUnavailableNone listed
10.5(3p)affectedUnavailableUnavailableUnavailableNone listed
9.4(5)affectedUnavailableUnavailableUnavailableNone listed
10.3(9)affectedUnavailableUnavailableUnavailableNone listed
10.6(2s)affectedUnavailableUnavailableUnavailableNone listed
8.4(13)affectedUnavailableUnavailableUnavailableNone listed
10.6(3)affectedUnavailableUnavailableUnavailableNone listed
10.4(7)affectedUnavailableUnavailableUnavailableNone listed
10.5(5)affectedUnavailableUnavailableUnavailableNone listed
9.3(17)affectedUnavailableUnavailableUnavailableNone listed
10.6(2n)affectedUnavailableUnavailableUnavailableNone listed
10.6(3q)affectedUnavailableUnavailableUnavailableNone listed
10.6(3o)affectedUnavailableUnavailableUnavailableNone listed
10.6(3s)affectedUnavailableUnavailableUnavailableNone listed

Cisco NX-OS System Software in ACI Mode

Vendor
Cisco
Product
Cisco NX-OS System Software in ACI Mode
Platforms
Unknown
Default status
unknown
Cisco NX-OS System Software in ACI Mode · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
15.2(1g)affectedUnavailableUnavailableUnavailableNone listed
15.2(2e)affectedUnavailableUnavailableUnavailableNone listed
15.2(2f)affectedUnavailableUnavailableUnavailableNone listed
15.2(2g)affectedUnavailableUnavailableUnavailableNone listed
15.2(2h)affectedUnavailableUnavailableUnavailableNone listed
15.2(3f)affectedUnavailableUnavailableUnavailableNone listed
15.2(3e)affectedUnavailableUnavailableUnavailableNone listed
15.2(3g)affectedUnavailableUnavailableUnavailableNone listed
15.2(4d)affectedUnavailableUnavailableUnavailableNone listed
15.2(4e)affectedUnavailableUnavailableUnavailableNone listed
15.2(5c)affectedUnavailableUnavailableUnavailableNone listed
15.2(5d)affectedUnavailableUnavailableUnavailableNone listed
16.0(1g)affectedUnavailableUnavailableUnavailableNone listed
15.2(5e)affectedUnavailableUnavailableUnavailableNone listed
15.2(4f)affectedUnavailableUnavailableUnavailableNone listed
15.2(6e)affectedUnavailableUnavailableUnavailableNone listed
15.2(6h)affectedUnavailableUnavailableUnavailableNone listed
16.0(1j)affectedUnavailableUnavailableUnavailableNone listed
15.2(6g)affectedUnavailableUnavailableUnavailableNone listed
15.2(7f)affectedUnavailableUnavailableUnavailableNone listed
15.2(7g)affectedUnavailableUnavailableUnavailableNone listed
16.0(2h)affectedUnavailableUnavailableUnavailableNone listed
15.2(8d)affectedUnavailableUnavailableUnavailableNone listed
16.0(2j)affectedUnavailableUnavailableUnavailableNone listed
15.2(8e)affectedUnavailableUnavailableUnavailableNone listed
16.0(3d)affectedUnavailableUnavailableUnavailableNone listed
16.0(3e)affectedUnavailableUnavailableUnavailableNone listed
15.2(8f)affectedUnavailableUnavailableUnavailableNone listed
15.2(8g)affectedUnavailableUnavailableUnavailableNone listed
15.3(1d)affectedUnavailableUnavailableUnavailableNone listed
15.2(8h)affectedUnavailableUnavailableUnavailableNone listed
16.0(4c)affectedUnavailableUnavailableUnavailableNone listed
15.3(2a)affectedUnavailableUnavailableUnavailableNone listed
15.2(8i)affectedUnavailableUnavailableUnavailableNone listed
16.0(5h)affectedUnavailableUnavailableUnavailableNone listed
15.3(2b)affectedUnavailableUnavailableUnavailableNone listed
16.0(3g)affectedUnavailableUnavailableUnavailableNone listed
16.0(5j)affectedUnavailableUnavailableUnavailableNone listed
15.3(2c)affectedUnavailableUnavailableUnavailableNone listed
16.0(6c)affectedUnavailableUnavailableUnavailableNone listed
15.3(2d)affectedUnavailableUnavailableUnavailableNone listed
16.1(1f)affectedUnavailableUnavailableUnavailableNone listed
16.0(7e)affectedUnavailableUnavailableUnavailableNone listed
16.0(8e)affectedUnavailableUnavailableUnavailableNone listed
15.3(2e)affectedUnavailableUnavailableUnavailableNone listed
16.0(8f)affectedUnavailableUnavailableUnavailableNone listed
16.1(2f)affectedUnavailableUnavailableUnavailableNone listed
16.1(2g)affectedUnavailableUnavailableUnavailableNone listed
15.3(2f)affectedUnavailableUnavailableUnavailableNone listed
16.0(9c)affectedUnavailableUnavailableUnavailableNone listed
16.1(3f)affectedUnavailableUnavailableUnavailableNone listed
16.0(9d)affectedUnavailableUnavailableUnavailableNone listed
16.0(6h)affectedUnavailableUnavailableUnavailableNone listed
16.0(8h)affectedUnavailableUnavailableUnavailableNone listed
16.1(3g)affectedUnavailableUnavailableUnavailableNone listed
16.0(9e)affectedUnavailableUnavailableUnavailableNone listed
16.1(4h)affectedUnavailableUnavailableUnavailableNone listed
16.1(5e)affectedUnavailableUnavailableUnavailableNone listed
16.2(1g)affectedUnavailableUnavailableUnavailableNone listed
16.0(9f)affectedUnavailableUnavailableUnavailableNone listed
16.2(2e)affectedUnavailableUnavailableUnavailableNone listed

Cisco Unified Computing System (Managed)

Vendor
Cisco
Product
Cisco Unified Computing System (Managed)
Platforms
Unknown
Default status
unknown
Cisco Unified Computing System (Managed) · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
4.0(1a)affectedUnavailableUnavailableUnavailableNone listed
4.1(1d)affectedUnavailableUnavailableUnavailableNone listed
4.0(4f)affectedUnavailableUnavailableUnavailableNone listed
4.0(4c)affectedUnavailableUnavailableUnavailableNone listed
4.0(2b)affectedUnavailableUnavailableUnavailableNone listed
4.1(2a)affectedUnavailableUnavailableUnavailableNone listed
4.0(4a)affectedUnavailableUnavailableUnavailableNone listed
4.0(4e)affectedUnavailableUnavailableUnavailableNone listed
4.0(4h)affectedUnavailableUnavailableUnavailableNone listed
4.0(2a)affectedUnavailableUnavailableUnavailableNone listed
4.1(1c)affectedUnavailableUnavailableUnavailableNone listed
4.0(1b)affectedUnavailableUnavailableUnavailableNone listed
4.1(1e)affectedUnavailableUnavailableUnavailableNone listed
4.0(4d)affectedUnavailableUnavailableUnavailableNone listed
4.0(4b)affectedUnavailableUnavailableUnavailableNone listed
4.0(2e)affectedUnavailableUnavailableUnavailableNone listed
4.1(1a)affectedUnavailableUnavailableUnavailableNone listed
4.0(4g)affectedUnavailableUnavailableUnavailableNone listed
4.0(1d)affectedUnavailableUnavailableUnavailableNone listed
4.0(1c)affectedUnavailableUnavailableUnavailableNone listed
4.0(4i)affectedUnavailableUnavailableUnavailableNone listed
4.0(2d)affectedUnavailableUnavailableUnavailableNone listed
4.1(1b)affectedUnavailableUnavailableUnavailableNone listed
4.1(2b)affectedUnavailableUnavailableUnavailableNone listed
4.0(4k)affectedUnavailableUnavailableUnavailableNone listed
4.1(3a)affectedUnavailableUnavailableUnavailableNone listed
4.1(3b)affectedUnavailableUnavailableUnavailableNone listed
4.1(2c)affectedUnavailableUnavailableUnavailableNone listed
4.0(4l)affectedUnavailableUnavailableUnavailableNone listed
4.1(4a)affectedUnavailableUnavailableUnavailableNone listed
4.1(3c)affectedUnavailableUnavailableUnavailableNone listed
4.1(3d)affectedUnavailableUnavailableUnavailableNone listed
4.2(1c)affectedUnavailableUnavailableUnavailableNone listed
4.2(1d)affectedUnavailableUnavailableUnavailableNone listed
4.0(4m)affectedUnavailableUnavailableUnavailableNone listed
4.1(3e)affectedUnavailableUnavailableUnavailableNone listed
4.2(1f)affectedUnavailableUnavailableUnavailableNone listed
4.1(3f)affectedUnavailableUnavailableUnavailableNone listed
4.2(1i)affectedUnavailableUnavailableUnavailableNone listed
4.1(3h)affectedUnavailableUnavailableUnavailableNone listed
4.2(1k)affectedUnavailableUnavailableUnavailableNone listed
4.2(1l)affectedUnavailableUnavailableUnavailableNone listed
4.0(4n)affectedUnavailableUnavailableUnavailableNone listed
4.2(1m)affectedUnavailableUnavailableUnavailableNone listed
4.1(3i)affectedUnavailableUnavailableUnavailableNone listed
4.2(2a)affectedUnavailableUnavailableUnavailableNone listed
4.2(1n)affectedUnavailableUnavailableUnavailableNone listed
4.1(3j)affectedUnavailableUnavailableUnavailableNone listed
4.2(2c)affectedUnavailableUnavailableUnavailableNone listed
4.2(2d)affectedUnavailableUnavailableUnavailableNone listed
4.2(3b)affectedUnavailableUnavailableUnavailableNone listed
4.1(3k)affectedUnavailableUnavailableUnavailableNone listed
4.0(4o)affectedUnavailableUnavailableUnavailableNone listed
4.2(2e)affectedUnavailableUnavailableUnavailableNone listed
4.2(3d)affectedUnavailableUnavailableUnavailableNone listed
4.2(3e)affectedUnavailableUnavailableUnavailableNone listed
4.2(3g)affectedUnavailableUnavailableUnavailableNone listed
4.1(3l)affectedUnavailableUnavailableUnavailableNone listed
4.3(2b)affectedUnavailableUnavailableUnavailableNone listed
4.2(3h)affectedUnavailableUnavailableUnavailableNone listed
4.2(3i)affectedUnavailableUnavailableUnavailableNone listed
4.3(2c)affectedUnavailableUnavailableUnavailableNone listed
4.1(3m)affectedUnavailableUnavailableUnavailableNone listed
4.3(2e)affectedUnavailableUnavailableUnavailableNone listed
4.3(3a)affectedUnavailableUnavailableUnavailableNone listed
4.2(3j)affectedUnavailableUnavailableUnavailableNone listed
4.3(3c)affectedUnavailableUnavailableUnavailableNone listed
4.3(4a)affectedUnavailableUnavailableUnavailableNone listed
4.2(3k)affectedUnavailableUnavailableUnavailableNone listed
4.3(4b)affectedUnavailableUnavailableUnavailableNone listed
4.3(4c)affectedUnavailableUnavailableUnavailableNone listed
4.2(3l)affectedUnavailableUnavailableUnavailableNone listed
4.3(4d)affectedUnavailableUnavailableUnavailableNone listed
4.3(2f)affectedUnavailableUnavailableUnavailableNone listed
4.2(3m)affectedUnavailableUnavailableUnavailableNone listed
4.3(5a)affectedUnavailableUnavailableUnavailableNone listed
4.3(4e)affectedUnavailableUnavailableUnavailableNone listed
4.1(3n)affectedUnavailableUnavailableUnavailableNone listed
4.3(4f)affectedUnavailableUnavailableUnavailableNone listed
4.2(3n)affectedUnavailableUnavailableUnavailableNone listed
4.3(5c)affectedUnavailableUnavailableUnavailableNone listed
4.2(3o)affectedUnavailableUnavailableUnavailableNone listed
4.3(5d)affectedUnavailableUnavailableUnavailableNone listed
4.3(6a)affectedUnavailableUnavailableUnavailableNone listed
4.3(6b)affectedUnavailableUnavailableUnavailableNone listed
4.3(5e)affectedUnavailableUnavailableUnavailableNone listed
4.3(6c)affectedUnavailableUnavailableUnavailableNone listed
4.2(3p)affectedUnavailableUnavailableUnavailableNone listed
6.0(1b)affectedUnavailableUnavailableUnavailableNone listed
6.0(1c)affectedUnavailableUnavailableUnavailableNone listed
4.3(6d)affectedUnavailableUnavailableUnavailableNone listed
6.0(1d)affectedUnavailableUnavailableUnavailableNone listed
6.0(1e)affectedUnavailableUnavailableUnavailableNone listed
4.3(6e)affectedUnavailableUnavailableUnavailableNone listed
6.0(1f)affectedUnavailableUnavailableUnavailableNone listed
4.3(6f)affectedUnavailableUnavailableUnavailableNone listed
6.0(2b)affectedUnavailableUnavailableUnavailableNone listed
6.0(1h)affectedUnavailableUnavailableUnavailableNone listed
4.2(3r)affectedUnavailableUnavailableUnavailableNone listed
6.0(2c)affectedUnavailableUnavailableUnavailableNone listed
4.3(6g)affectedUnavailableUnavailableUnavailableNone listed
6.0(2d)affectedUnavailableUnavailableUnavailableNone listed
4.3(6h)affectedUnavailableUnavailableUnavailableNone listed
4.2(3s)affectedUnavailableUnavailableUnavailableNone listed
4.3(6i)affectedUnavailableUnavailableUnavailableNone listed