CVE-2026-40435

MediumCVSS 5.3/10Last modified Oct 26, 2026

Description

When configured, IP-based access restrictions for httpd do not cover all endpoints, which may allow connections from blocked addresses. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-420

Affected software

Vendor	Product	Versions
F5	BIG-IP	>= 17.5.0, < 17.5.1.4; >= 17.1.0, < 17.1.3.1; >= 16.1.0, < *

References

https://my.f5.com/manage/s/article/K000156604Mitigation, Vendor Advisory

Timeline

Published: May 13, 2026
Last modified: Oct 26, 2026
NVD status: Analyzed

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