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CVE-2026-11834

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)

Unauthenticated Command Injection via DHCP Option Handling in Multiple TP-Link Routers

A command injection vulnerability has been identified in the DHCP option processing logic in multiple TP-Link router models, due to insufficient validation of externally supplied DHCP option data. An adjacent attacker may exploit this vulnerability by supplying crafted DHCP responses, potentially resulting in unauthorized command execution during device initialization or provisioning workflows. This typically occurs when the device is in a factory-default or unconfigured state. Successful exploitation may allow an adjacent, unauthenticated attacker to execute arbitrary commands with elevated privileges, potentially leading to full compromise of the affected device and unauthorized administrative control.

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.

Archer MR200 v07

Vendor
TP-Link Systems Inc.
Product
Archer MR200 v07
Platforms
Unknown
Default status
unaffected
Archer MR200 v07 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustom1.3.0 Build 250605UnavailableNone listed

Archer MR200 v8

Vendor
TP-Link Systems Inc.
Product
Archer MR200 v8
Platforms
Unknown
Default status
unaffected
Archer MR200 v8 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustom1.5.0 Build 260605UnavailableNone listed

Archer MR402 v1

Vendor
TP Link Systems Inc.
Product
Archer MR402 v1
Platforms
Unknown
Default status
unaffected
Archer MR402 v1 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustom1.5.0 Build 260605UnavailableNone listed

Archer VR2100 v1

Vendor
TP-Link Systems Inc.
Product
Archer VR2100 v1
Platforms
Unknown
Default status
unaffected
Archer VR2100 v1 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomEU_V1_260330UnavailableNone listed

Archer C20 v5

Vendor
TP-Link Systems Inc.
Product
Archer C20 v5
Platforms
Unknown
Default status
unaffected
Archer C20 v5 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomEU_V5_260317UnavailableNone listed
0affectedcustomUS_V5_260419UnavailableNone listed

Archer C20 v6

Vendor
TP-Link Systems Inc.
Product
Archer C20 v6
Platforms
Unknown
Default status
unaffected
Archer C20 v6 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustomV6_260608UnavailableNone listed

TL-MR6400 v7

Vendor
TP-Link Systems Inc.
Product
TL-MR6400 v7
Platforms
Unknown
Default status
unaffected
TL-MR6400 v7 · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
0affectedcustom1.7.0 Build 260413UnavailableNone listed