{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-6841","assignerOrgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","state":"PUBLISHED","assignerShortName":"CERT-PL","dateReserved":"2026-04-22T07:09:40.481Z","datePublished":"2026-05-21T11:49:07.533Z","dateUpdated":"2026-05-21T12:45:14.647Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Request Tracker","repo":"https://github.com/bestpractical/rt","vendor":"Best Practical","versions":[{"lessThan":"5.0.10","status":"affected","version":"5.0.4","versionType":"semver"},{"lessThan":"6.0.3","status":"affected","version":"6.0.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Aleksander Iwicki (CERT Polska)"}],"datePublic":"2026-05-21T10:38:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"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.<br><br><span style=\"background-color: rgb(252, 252, 252);\">This vulnerability affects versions from 5.0.4 up to 5.0.9 and from 6.0.0 up to&nbsp;6.0.2.</span><br>"}],"value":"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."}],"impacts":[{"capecId":"CAPEC-591","descriptions":[{"lang":"en","value":"CAPEC-591 Reflected XSS"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","shortName":"CERT-PL","dateUpdated":"2026-05-21T11:49:07.533Z"},"references":[{"tags":["third-party-advisory"],"url":"https://cert.pl/en/posts/2026/05/CVE-2026-6841"},{"tags":["product"],"url":"https://requesttracker.com/request-tracker/"},{"tags":["release-notes"],"url":"https://docs.bestpractical.com/release-notes/rt/5.0.10"},{"tags":["release-notes"],"url":"https://docs.bestpractical.com/release-notes/rt/6.0.3"}],"source":{"discovery":"INTERNAL"},"tags":["x_open-source"],"title":"Reflected XSS in Request Tracker","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-21T12:42:30.866693Z","id":"CVE-2026-6841","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-05-21T12:45:14.647Z"}}]}}