CVE-2026-22560

{"id": "CVE-2026-22560", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-22560", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-14T19:04:29.881437Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"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"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "affected": [{"source": "support@hackerone.com", "affectedData": [{"vendor": "Rocket.Chat", "product": "Rocket.Chat", "versions": [{"status": "affected", "version": "8.4.0", "lessThan": "8.4.0", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-04-10T17:17:01.980", "references": [{"url": "https://github.com/RocketChat/Rocket.Chat/pull/38994", "tags": ["Issue Tracking"], "source": "support@hackerone.com"}, {"url": "https://hackerone.com/reports/3418031", "tags": ["Issue Tracking"], "source": "support@hackerone.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-601"}]}], "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."}], "lastModified": "2026-06-17T10:20:04.880", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "56DAA79C-714C-4F43-AA4B-FA20A6C95473", "versionEndExcluding": "8.4.0"}], "operator": "OR"}]}], "sourceIdentifier": "support@hackerone.com"}