Disclosure summary
F5 BIG-IP APM contains a heap-based buffer overflow vulnerability when access policy and an OAuth profile are configured on a virtual server. This vulnerability could allow an unauthenticated attacker to perform remote code execution.
CISA remediation guidance
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Rapid7 Blog · RSS-2fe6e89acd82a09cc8fdd9df106246687a0
Open original source · Updated Sep 23, 2026
CVE-2026-94127: Critical Unauthenticated RCE in F5 BIG-IP APM
CVE mention in publisher metadata; check the original affected versions.
Original records & references
PUBLISHED 2026-09-22T00:00:00-04:00
MODIFIED 2026-09-22T00:00:00-04:00
INGESTED 2026-10-06T11:42:57-04:00