CVE-2026-94127
F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability
F5 BIG-IP APM
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 22 September 2026. US federal agencies were required to remediate it by 25 September 2026.
Frequently asked questions
Is CVE-2026-94127 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2026-94127.
What does CVE-2026-94127 affect?
CVE-2026-94127 affects F5 BIG-IP APM.
How severe is CVE-2026-94127?
It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 25 September 2026.
How should organisations respond to CVE-2026-94127?
Apply the vendor patch for F5 BIG-IP APM as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.