CVE-2026-66842
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
BIG-IP and BIG-IQ Configuration utility vulnerability
BIG-IP has a vulnerability where an authenticated user of any role may be able to create administrative user accounts through an undisclosed request to Traffic Management User Interface (TMUI). Impact: This vulnerability may allow an authenticated attacker with network access to the BIG-IP management interface to escalate privileges by creating administrative accounts on the BIG-IP system. There is no data plane exposure; this is a control plane issue only. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
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.
BIG-IP
- Vendor
- F5
- Product
- BIG-IP
- Platforms
- Unknown
- Default status
unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 21.1.0 | affected | custom | 21.1.0.1 | Unavailable | None listed |
| 21.0.0 | affected | custom | 21.0.0.3 | Unavailable | None listed |
| 17.5.0 | affected | custom | 17.5.1.8 | Unavailable | None listed |
| 17.1.0 | affected | custom | 17.1.3.4 | Unavailable | None listed |
BIG-IQ
- Vendor
- F5
- Product
- BIG-IQ
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 8.4.0 | affected | custom | 8.4.2.1 | Unavailable | None listed |