CVE-2026-94127
Heap-based Buffer Overflow in F5 BIG-IP APM. CISA confirmed attackers exploit it and added it to its Known Exploited Vulnerabilities catalog on 22 September 2026.
- Product
- F5 BIG-IP APM
- Added to CISA's catalog
- Federal fix-by date
- Ransomware
- No known use in ransomware campaigns
- Vendor advisories
- Sources
- CISA’s catalog, NVD entry
CISA’s description.
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.
More from F5 this year.
- CVE-2025-53521 Stack-Based Buffer Overflow, added
Every flaw CISA confirmed exploited in the last 30 days is on the exploit watch. This is not security advice. Check the vendor’s advisory before acting. From CISA’s catalog of 4 November 2026.