CVE-2026-100267

{"id": "CVE-2026-100267", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-100267", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-30T15:34:30.966300Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cve@jetbrains.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "affected": [{"source": "cve@jetbrains.com", "affectedData": [{"vendor": "JetBrains", "product": "YouTrack", "versions": [{"status": "affected", "version": "0", "lessThan": "2026.2.19197", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-09-30T16:16:57.853", "references": [{"url": "https://www.jetbrains.com/privacy-security/issues-fixed/", "tags": ["Vendor Advisory"], "source": "cve@jetbrains.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "cve@jetbrains.com", "description": [{"lang": "en", "value": "CWE-1333"}]}], "descriptions": [{"lang": "en", "value": "In JetBrains YouTrack before 2026.2.19197 reDoS attack was possible via mailbox regex mail-rule filters"}], "lastModified": "2026-10-01T15:25:01.563", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3EC4E0A7-62BB-4635-B70A-154BB40F5FDC", "versionEndExcluding": "2026.2.19197"}], "operator": "OR"}]}], "sourceIdentifier": "cve@jetbrains.com"}