XSS in Bestpractical Request Tracker

CVE-2026-44228

RT is an open source, enterprise-grade issue and ticket tracking system. Versions 6.0.0 and above, prior to 6.0.3, contain a stored Cross-Site Scripting (XSS) vulnerability, where user-controlled data is rendered without proper HTML escaping. An authenticated user with permission to set the relevant data can inject JavaScript that executes when another RT user views the affected page. This issue has been fixed in version 6.0.3.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (16.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-44228?
CVE-2026-44228 is a medium-severity vulnerability in Bestpractical Request Tracker, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-07-20.
How severe is CVE-2026-44228?
Medium severity. CVSS v3 base score is 5.4 out of 10.