CVE-2025-59269 BIG-IP Configuration utility XSS vulnerability
Stored XSS in BIG-IP Configuration utility allows attackers to execute JavaScript in the context of logged-in users, potentially leading to account takeover.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-59269?
CVE-2025-59269 is a high-severity cross-site scripting vulnerability in F5 Big-Ip Access Policy Manager, published on 15 Oct 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
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.
Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Weakness: CWE-79
Which versions are affected by CVE-2025-59269?
It affects 21 products.
Products include 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 and 15 more.
How do I fix CVE-2025-59269?
No fix has been published for CVE-2025-59269 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-59269 being exploited?
There is no known exploitation of CVE-2025-59269 in the wild and no public exploit code.
Other vulnerabilities in F5 Big-Ip Access Policy Manager
- CVE-2023-46747 F5 BIG-IP Configuration Utility Authentication Bypass
- CVE-2022-1388 F5 BIG-IP Missing Authentication
- CVE-2021-22986 F5 BIG-IP and BIG-IQ Centralized Management iControl REST Remote Code Execution
- CVE-2021-22991 F5 BIG-IP Traffic Management Microkernel Buffer Overflow
- CVE-2020-5902 F5 BIG-IP Traffic Management User Interface (TMUI) Remote Code Execution
Sources
Also known as GHSA-22m6-79rr-hjr4.