{"schema":"threatline.record/2","record":{"id":"CVE-2026-86391","aliases":[],"summary":"Dell PowerProtect Data Domain Management Center, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, L","details":"Dell PowerProtect Data Domain Management Center, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain an Authentication Bypass by Spoofing vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Denial of service.","categories":["Unclassified"],"product":"PowerProtect Data Domain Management Center","vendor":"Dell","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86391","source_modified_at":"2026-10-28T09:25:47.501Z","fetched_at":"2026-10-28T15:55:58.673066Z","product":"PowerProtect Data Domain Management Center","vendor":"Dell","versions":[{"status":"affected","version":"0","lessThan":"8.9.0.0 or later","versionType":"semver"},{"status":"affected","version":"0","lessThan":"7.13.1.90 or later","versionType":"semver"},{"status":"affected","version":"0","lessThan":"8.3.1.50 or later","versionType":"semver"},{"status":"affected","version":"0","lessThan":"8.6.1.30 or later","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86391","source_modified_at":"2026-10-28T09:25:47.501Z","fetched_at":"2026-10-28T15:55:58.673066Z","package":{"name":"PowerProtect Data Domain Management Center","ecosystem":null},"version":"8.9.0.0 or later","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86391","source_modified_at":"2026-10-28T09:25:47.501Z","fetched_at":"2026-10-28T15:55:58.673066Z","package":{"name":"PowerProtect Data Domain Management Center","ecosystem":null},"version":"7.13.1.90 or later","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86391","source_modified_at":"2026-10-28T09:25:47.501Z","fetched_at":"2026-10-28T15:55:58.673066Z","package":{"name":"PowerProtect Data Domain Management Center","ecosystem":null},"version":"8.3.1.50 or later","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-86391","source_modified_at":"2026-10-28T09:25:47.501Z","fetched_at":"2026-10-28T15:55:58.673066Z","package":{"name":"PowerProtect Data Domain Management Center","ecosystem":null},"version":"8.6.1.30 or later","basis":"first unaffected version stated in the CVE record"}],"cvss":6.4,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00377,"percentile":0.31608,"score_date":"2026-10-28"},"published_at":"2026-10-28T09:25:47.501Z","modified_at":"2026-10-28T09:25:47.501Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-86391","fetched_at":"2026-10-28T15:55:58.673066Z","source_modified_at":"2026-10-28T09:25:47.501Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-86391","fetched_at":"2026-10-28T15:55:58.673066Z","source_modified_at":"2026-10-28"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://www.dell.com/support/kbdoc/en-us/000515178/dsa-2026-416-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities","tags":["vendor-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-28T09:25:47.501Z","content_hash":"fad1712055f2992ff67016ba6699f4c4dbae5b32d51fc5a197da09f567602889"}}