What’s Vulnerable › Vulnerabilities
CVE-2021-23052
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-09-14 · updated 2026-06-17
- Weakness: CWE-601
Description
On version 14.1.x before 14.1.4.4 and all versions of 13.1.x, an open redirect vulnerability exists on virtual servers enabled with a BIG-IP APM access policy. This vulnerability allows an unauthenticated malicious user to build an open redirect URI. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected products
- F5 BIG-IP APM: from 13.1.0 through 13.1.4; from 14.1.0 before 14.1.4.4 — fixed in 14.1.4.4
How to fix
Upgrade to a fixed version: F5 BIG-IP APM 14.1.4.4. Check the vendor advisory for mitigations.
References
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