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F5 BIG-IP EUVD-2026-29964

| CVE-2026-34176 HIGH
OS Command Injection (CWE-78)
2026-05-13 f5 GHSA-9vx8-mp8v-r465
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 - 15:49 vuln.today
CVE Published
May 13, 2026 - 14:12 nvd
HIGH 8.7

DescriptionNVD

When running in Appliance mode, an authenticated remote command injection vulnerability exists in an undisclosed iControl REST endpoint. A successful exploit can allow the attacker to cross a security boundary.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

AnalysisAI

Remote command injection in F5 BIG-IP Appliance mode allows high-privilege authenticated attackers to execute arbitrary OS commands through an undisclosed iControl REST endpoint, crossing security boundaries between management and administrative contexts. CVSS 8.7 with scope change (S:C) indicates container escape or privilege domain breach. …

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RemediationAI

Within 24 hours: Inventory all F5 BIG-IP appliances in production and identify current firmware versions. Within 7 days: Apply vendor-released patch per F5 advisory K000160857 to all affected instances, prioritizing systems exposed to untrusted administrator networks. …

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EUVD-2026-29964 vulnerability details – vuln.today

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