XSS in F5 Big-Ip
CVE-2025-24320
A stored cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to run JavaScript in the context of the currently logged-in user. This vulnerability is due to an incomplete fix for CVE-2024-31156 https://my.f5.com/manage/s/article/K000138636 . Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.004 (37.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.
Affected products
- F5 Big-ip — versions 17.1.0, 16.1.0, 15.1.0
- F5 Big-ip_access_policy_manager
- F5 Big-ip_advanced_firewall_manager
- F5 Big-ip_advanced_web_application_firewall
- F5 Big-ip_analytics
- F5 Big-ip_application_acceleration_manager
- F5 Big-ip_application_security_manager
- F5 Big-ip_application_visibility_and_reporting
- F5 Big-ip_automation_toolchain
- F5 Big-ip_carrier-grade_nat
Weakness classification (CWE)
References
- f5sirt@f5.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-24320?
- CVE-2025-24320 is a high-severity vulnerability in F5 Big-Ip, classified under Cross-site Scripting. CVSS score: 8.0/10. Published 2025-02-05.
- How severe is CVE-2025-24320?
- High severity. CVSS v3 base score is 8.0 out of 10.