August 3, 2026

CVE Watchtower


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CVE-2025-53521NVD

Vulnerability Summary

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.
Severity Level
HIGH(8.7)
Published Date
Oct 15, 2025
Last Modified
Mar 27, 2026
Exploitation Status
ACTIVE
EPSS Score (30-Day)
7.45%Probability
Root Weakness (CWE)
CWE-770: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v4.0 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone

External References