CVE-2021-22983

5.4 mediumEPSS 0.5%

Medium (5.4) in f5 big-ip advanced firewall manager. EPSS 0.5% chance of exploitation in the next 30 days.

On BIG-IP AFM version 15.1.x before 15.1.1, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.5, authenticated users accessing the Configuration utility for AFM are vulnerable to a cross-site scripting attack if they attempt to access a maliciously-crafted URL. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

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: 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-02-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

f5:big-ip_advanced_firewall_manager

References

https://support.f5.com/csp/article/K76518456
https://support.f5.com/csp/article/K76518456

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