CVE-2020-5889

5.4 mediumEPSS 0.7%

Medium (5.4) in f5 big-ip access policy manager. EPSS 0.7% chance of exploitation in the next 30 days.

On versions 15.1.0-15.1.0.1, 15.0.0-15.0.1.2, and 14.1.0-14.1.2.3, in BIG-IP APM portal access, a specially crafted HTTP request can lead to reflected XSS after the BIG-IP APM system rewrites the HTTP response from the untrusted backend server and sends it to the client.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-04-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

f5:big-ip_access_policy_manager

References

https://support.f5.com/csp/article/K24415506
https://support.f5.com/csp/article/K24415506

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