CVE-2025-31501 Cross-site scripting in RT

What is CVE-2025-31501?

CVE-2025-31501 is a high-severity cross-site scripting vulnerability in bestpractical RT, published on 28 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Best Practical RT (Request Tracker) 5.0 through 5.0.7 allows XSS via JavaScript injection in an RT permalink.

Weakness: CWE-79

Which versions are affected by CVE-2025-31501?

It affects 1 product.

Products include Bestpractical Request Tracker.

How do I fix CVE-2025-31501?

Upgrade to a fixed version.

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-2025-31501 being exploited?

There is no known exploitation of CVE-2025-31501 in the wild and no public exploit code.

Other vulnerabilities in bestpractical RT

• CVE-2026-44231 RT: Privilege escalation and information disclosure via REST 2.0 user collection endpoint Critical 9.1
• CVE-2017-5943 Information disclosure in n/a High 8.8
• CVE-2017-5944 Code injection in n/a High 8.8
• CVE-2023-41259 Information disclosure in n/a High 7.5
• CVE-2023-41260 Information disclosure in n/a High 7.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2025-31501, GHSA-9j47-qv65-j87p, UBUNTU-CVE-2025-31501.