High (7.5) in f5 big-ip access policy manager. EPSS 0.6% chance of exploitation in the next 30 days.
On version 14.1.x before 14.1.5.3, and all versions of 13.1.x, when the BIG-IP APM system is configured with all the following elements, undisclosed requests may cause the Traffic Management Microkernel (TMM) to terminate:
* An OAuth Server that references an OAuth Provider
* An OAuth profile with the Authorization Endpoint set to '/'
* An access profile that references the above OAuth profile and is associated with an HTTPS virtual server
Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)