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F5 BIG-IP EUVD-2026-29988

| CVE-2026-41953 HIGH
Command Injection (CWE-77)
2026-05-13 f5 GHSA-qqpg-xxjc-9jh9
8.5
CVSS 4.0
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CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
X

Lifecycle Timeline

4
Re-analysis Queued
May 13, 2026 - 16:22 vuln.today
cvss_changed
CVSS changed
May 13, 2026 - 16:22 NVD
8.7 (HIGH) 8.5 (HIGH)
Analysis Generated
May 13, 2026 - 15:48 vuln.today
CVE Published
May 13, 2026 - 14:12 nvd
HIGH 8.7

DescriptionNVD

A vulnerability exists in BIG-IP systems where a highly privileged, authenticated attacker with at least the Resource Administrator role can modify configuration objects resulting in privilege escalation.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

AnalysisAI

Privilege escalation in F5 BIG-IP allows authenticated Resource Administrator users to elevate privileges through configuration object manipulation. The command injection flaw (CWE-77) enables attackers with existing high-privilege access to gain administrative control over the BIG-IP system. …

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RemediationAI

Within 24 hours: identify all F5 BIG-IP instances in your environment and document current versions. Within 7 days: obtain the vendor-released patch from F5 and establish testing schedule; restrict Resource Administrator role assignments to only essential personnel pending patching. …

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EUVD-2026-29988 vulnerability details – vuln.today

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