CVE-2020-5950

5.3 mediumEPSS 1.0%

Medium (5.3) in f5 big-ip advanced firewall manager. EPSS 1.0% chance of exploitation in the next 30 days.

On BIG-IP 14.1.0-14.1.2.6, undisclosed endpoints in iControl REST allow for a reflected XSS attack, which could lead to a complete compromise of the BIG-IP system if the victim user is granted the admin role.

Severity

CVSS 3.1

5.3 medium

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

EPSS: 1.0% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-12-11
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/K42696541
https://support.f5.com/csp/article/K05204103
https://support.f5.com/csp/article/K42696541

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