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CVE-2026-94127NVD

Vulnerability Summary

When a BIG-IP APM access policy and an OAuth profile is configured on a virtual server, specific malicious traffic can lead to Remote Code Execution (RCE).

Impact:
This vulnerability allows an unauthenticated attacker to perform remote code execution. The BIG-IP system in Appliance mode is also vulnerable. This is a data plane issue; there is no control plane exposure.




Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Severity Level
CRITICAL(9.8)
Published Date
Sep 22, 2026
Last Modified
Sep 22, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
Data Pending
Root Weakness (CWE)
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • F5 BIG-IP >= 21.1.0 and < Hotfix-BIGIP-21.1.0.2.0.30.22-ENG
  • F5 BIG-IP >= 17.5.0 and < Hotfix-BIGIP-17.5.1.9.0.160.12-ENG
  • F5 BIG-IP >= 17.1.0 and < Hotfix-BIGIP-17.1.3.5.0.41.14-ENG
Patched Versions
  • F5 BIG-IP Hotfix-BIGIP-21.1.0.2.0.30.22-ENG
  • F5 BIG-IP Hotfix-BIGIP-17.5.1.9.0.160.12-ENG
  • F5 BIG-IP Hotfix-BIGIP-17.1.3.5.0.41.14-ENG
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📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
⚙️Custom EPSS — Filter noise, focus on risk.
💬Webhooks — Slack & Teams integration.
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