Medium severity · published Jul 20, 2026
CVE-2026-44227
RT: Reflected Cross-Site Scripting via URL parameters
6.1
CVSS
0.3%
EPSS
No
On KEV
Description
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 reflected Cross-Site Scripting (XSS) vulnerability. An attacker who can induce an authenticated RT user to visit a crafted URL can execute arbitrary JavaScript in that user's browser session. There are no effective workarounds. Avoid following untrusted RT URLs. This issue has been fixed in version 6.0.3.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RT
rt · bestpractical
>= 6.0.0, < 6.0.3 · source: vendor
RT
Request Tracker · Bestpractical
6.0.0 before 6.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-44227
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-44227
Release Notes
https://github.com/bestpractical/rt/releases/tag/rt-6.0.3
Vendor Advisory
https://github.com/bestpractical/rt/security/advisories/GHSA-7742-fhq7-ggv9
More from rt
9.1
CVE-2026-44231
RT: Privilege escalation and information disclosure via REST 2.0 user collection endpoint
8.8
CVE-2026-41075
RT: SQL injection via entry_aggregator parameter in JSON search
8.1
CVE-2026-41076
RT: LDAP authentication bypass via empty password
7.1
CVE-2026-41074
RT has broken CSRF protection for authenticated users
6.1
CVE-2026-44230
RT: Reflected Cross-Site Scripting in search results chart