CVE-2025-53521
When a BIG-IP APM Access Policy is configured on a virtual server, undisclosed traffic can cause TMM to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Scoring
- Severity
- HIGH
- CVSS base score
- 9.8
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- EPSS probability
- 2.21%
- CISA KEV
- Known exploited vulnerability
- CWE
- CWE-770, CWE-121
- Published
- 2025-10-15
- Last modified
- 2026-03-31
Affected products
- F5 BIG-IP
- F5 BIG-IP
- F5 BIG-IP
- F5 BIG-IP
Weakness type
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