{"id":"CVE-2026-22560","state":"PUBLISHED","title":"An open redirect vulnerability in Rocket.Chat versions prior to 8.4.0 allows users to be redirected to arbitrary URLs by manipulating parameters within a SAML endpoint.","description":"An open redirect vulnerability in Rocket.Chat versions prior to 8.4.0 allows users to be redirected to arbitrary URLs by manipulating parameters within a SAML endpoint.","publishedAt":"2026-04-10T17:00:11.746Z","updatedAt":"2026-04-14T19:04:32.571Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","source":"CISA-ADP"},"assigner":"hackerone","products":["Rocket.Chat Rocket.Chat"],"affected":[{"vendor":"Rocket.Chat","product":"Rocket.Chat","defaultStatus":"unaffected","versions":[{"version":"8.4.0","status":"affected","lessThan":"8.4.0","versionType":"semver"}]}],"references":["https://hackerone.com/reports/3418031","https://github.com/RocketChat/Rocket.Chat/pull/38994"],"weaknesses":["CWE-601"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/22xxx/CVE-2026-22560.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-22560","state":"PUBLISHED","datePublished":"2026-04-10T17:00:11.746Z","dateUpdated":"2026-04-14T19:04:32.571Z","assignerShortName":"hackerone","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateReserved":"2026-01-07T15:39:03.440Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An open redirect vulnerability in Rocket.Chat versions prior to 8.4.0 allows users to be redirected to arbitrary URLs by manipulating parameters within a SAML endpoint."}],"affected":[{"vendor":"Rocket.Chat","product":"Rocket.Chat","defaultStatus":"unaffected","versions":[{"version":"8.4.0","status":"affected","lessThan":"8.4.0","versionType":"semver"}]}],"references":[{"url":"https://hackerone.com/reports/3418031"},{"url":"https://github.com/RocketChat/Rocket.Chat/pull/38994"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-601","type":"CWE","lang":"en","description":"CWE-601 Open Redirect"}]}],"providerMetadata":{"shortName":"hackerone","orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateUpdated":"2026-04-10T17:00:11.746Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-04-14T19:04:29.881437Z","id":"CVE-2026-22560","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-14T19:04:32.571Z"}}]}}}