{"id":"CVE-2026-6841","aliases":["DEBIAN-CVE-2026-6841","EUVD-2026-31269","GHSA-79vr-q653-q96g","UBUNTU-CVE-2026-6841"],"status":"published","title":"Reflected XSS in Request Tracker","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.\n\nThis vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00235,"percentile":0.1446,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2026-05-21T11:49:07Z","modified":"2026-10-28T02:30:36Z","fixes":[{"ecosystem":"Debian:12","package":"request-tracker4","fixed_in":["4.4.6+dfsg-1.1+deb12u4"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"request-tracker5","fixed_in":["5.0.3+dfsg-3~deb12u6"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"request-tracker5","fixed_in":["5.0.7+dfsg-4+deb13u3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"request-tracker5","fixed_in":["5.0.10+dfsg-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:22.04:LTS","package":"request-tracker5","fixed_in":["5.0.1+dfsg-1ubuntu1+esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:24.04:LTS","package":"request-tracker5","fixed_in":["5.0.5+dfsg-2ubuntu0.1~esm2"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:26.04:LTS","package":"request-tracker5","fixed_in":["5.0.7+dfsg-6ubuntu0.1~esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.6+dfsg-1.1+deb12u4"}]}],"versions":["4.4.6+dfsg-1.1","4.4.6+dfsg-1.1+deb12u1","4.4.6+dfsg-1.1+deb12u2","4.4.6+dfsg-1.1+deb12u3"]},{"source":"osv","ecosystem":"Debian:12","package":"request-tracker5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.3+dfsg-3~deb12u6"}]}],"versions":["5.0.3+dfsg-2","5.0.3+dfsg-3~deb12u1","5.0.3+dfsg-3~deb12u2","5.0.3+dfsg-3~deb12u3","5.0.3+dfsg-3~deb12u4","5.0.3+dfsg-3~deb12u5"]},{"source":"osv","ecosystem":"Debian:13","package":"request-tracker5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.7+dfsg-4+deb13u3"}]}],"versions":["5.0.7+dfsg-4","5.0.7+dfsg-4+deb13u1","5.0.7+dfsg-4+deb13u2"]},{"source":"osv","ecosystem":"Debian:14","package":"request-tracker5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.10+dfsg-1"}]}],"versions":["5.0.7+dfsg-4","5.0.7+dfsg-5","5.0.7+dfsg-6","5.0.9+dfsg-1","5.0.9+dfsg-2","5.0.9+dfsg-3","5.0.9+dfsg-4"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.2.11-2","4.2.12-3","4.2.12-4","4.2.12-5"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-5","4.4.2-1","4.4.2-2","4.4.2-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.3-2","4.4.3-2+deb10u3build0.20.04.1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.4+dfsg-2ubuntu1","4.4.4+dfsg-2ubuntu1.22.04.1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"request-tracker5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1+dfsg-1ubuntu1+esm2"}]}],"versions":["5.0.1+dfsg-1ubuntu1","5.0.1+dfsg-1ubuntu1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.4+dfsg-2ubuntu1","4.4.4+dfsg-2ubuntu2","4.4.7+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"request-tracker5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.5+dfsg-2ubuntu0.1~esm2"}]}],"versions":["5.0.1+dfsg-1ubuntu1","5.0.5+dfsg-2","5.0.5+dfsg-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.7+dfsg-4syncable1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"request-tracker5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.7+dfsg-2","5.0.7+dfsg-3","5.0.7+dfsg-4"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"request-tracker4","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.7+dfsg-4syncable1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"request-tracker5","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.7+dfsg-6ubuntu0.1~esm1"}]}],"versions":["5.0.7+dfsg-4","5.0.7+dfsg-6"]}],"products":[{"vendor":"best practical","product":"request tracker"},{"vendor":"bestpractical","product":"request tracker"},{"vendor":"bestpractical","product":"request_tracker"}],"references":[{"url":"https://cert.pl/en/posts/2026/05/CVE-2026-6841","tags":["third-party-advisory","Third Party Advisory","advisory"]},{"url":"https://requesttracker.com/request-tracker/","tags":["product","Product","web"]},{"url":"https://docs.bestpractical.com/release-notes/rt/5.0.10","tags":["release-notes","Release Notes","advisory"]},{"url":"https://docs.bestpractical.com/release-notes/rt/6.0.3","tags":["release-notes","Release Notes","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6841","tags":["advisory"]},{"url":"https://requesttracker.com/request-tracker"},{"url":"https://github.com/advisories/GHSA-79vr-q653-q96g"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6841.json","tags":["advisory"]},{"url":"https://github.com/bestpractical/rt","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-6841","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-6841","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-6841","tags":["report"]},{"url":"https://github.com/bestpractical/rt/releases/tag/rt-5.0.10","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8506-1","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-6841","title":"Reflected XSS in Request Tracker","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.\n\nThis vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","status":"published","published":"2026-05-21T11:49:07.533Z","modified":"2026-05-21T12:45:14.647Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:49:53.818886Z"}],"euvd":[{"id":"EUVD-2026-31269","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.\n\nThis vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","status":"published","published":"2026-05-21T11:49:07Z","modified":"2026-05-21T12:45:14Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:21:13.357667Z"}],"ghsa":[{"id":"GHSA-79vr-q653-q96g","title":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the ...","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.\n\nThis vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","status":"published","published":"2026-05-21T15:34:09Z","modified":"2026-06-01T15:31:38Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:08:26.890955Z"}],"nvd":[{"id":"CVE-2026-6841","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.\n\nThis vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","status":"published","published":"2026-05-21T13:16:20.273Z","modified":"2026-07-23T16:10:00.137Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:19.752984Z"}],"osv":[{"id":"CVE-2026-6841","title":"Reflected XSS in Request Tracker","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.\n\nThis vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","status":"published","published":"2026-05-21T11:49:07.533Z","modified":"2026-10-28T02:30:36.409522861Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:45:14.808935Z"},{"id":"DEBIAN-CVE-2026-6841","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser.  This vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","status":"published","published":"2026-05-21T13:16:20.273Z","modified":"2026-10-01T03:03:39.745035134Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:46:01.68444Z"},{"id":"UBUNTU-CVE-2026-6841","description":"Request Tracker is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the \"Page\" parameter in GET requests. An attacker can craft a URL that, when opened, results in arbitrary JavaScript execution in the victim’s browser. This vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to 6.0.2.","status":"published","published":"2026-05-21T13:16:00Z","modified":"2026-07-06T20:31:07.59729238Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T16:56:57.159276Z"}]}}