CVE-2026-77165

{"id": "CVE-2026-77165", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-77165", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-21T18:44:04.025208Z"}}], "cvssMetricV30": [{"type": "Secondary", "source": "support@hackerone.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "affected": [{"source": "support@hackerone.com", "affectedData": [{"vendor": "Nextcloud", "product": "Server", "versions": [{"status": "affected", "version": "32.0.0", "versionType": "semver", "lessThanOrEqual": "34.0.0"}], "defaultStatus": "unaffected"}]}], "published": "2026-09-21T16:17:23.863", "references": [{"url": "https://hackerone.com/reports/3770482", "source": "support@hackerone.com"}, {"url": "https://hackerone.com/reports/3770482", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-284"}]}], "descriptions": [{"lang": "en", "value": "File owners were unable to unlock TYPE_TOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database."}], "lastModified": "2026-09-22T20:00:03.713", "sourceIdentifier": "support@hackerone.com"}