{"id":"CVE-2026-65646","state":"PUBLISHED","title":"Improper neutralization of special elements in in Plesk's DNS zone management functionality allows remote authenticated users to disclose arbitrary local files and escalate privile","description":"Improper neutralization of special elements in in Plesk's DNS zone management functionality allows remote authenticated users to disclose arbitrary local files and escalate privileges.","publishedAt":"2026-08-26T21:21:41.144Z","updatedAt":"2026-09-11T17:16:03.698Z","severity":{"score":9.9,"label":"Critical","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","source":"hackerone"},"assigner":"hackerone","products":["WebPros Plesk"],"affected":[{"vendor":"WebPros","product":"Plesk","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"18.0.79.11","versionType":"semver"},{"version":"18.0.80","status":"affected","lessThan":"18.0.80.7","versionType":"semver"}]}],"references":["https://support.plesk.com/hc/en-us/articles/42877023875351-Vulnerability-CVE-2026-65646-in-Plesk-s-DNS-zone-management-functionality"],"weaknesses":["CWE-74"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/65xxx/CVE-2026-65646.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-65646","state":"PUBLISHED","datePublished":"2026-08-26T21:21:41.144Z","dateUpdated":"2026-09-11T17:16:03.698Z","assignerShortName":"hackerone","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateReserved":"2026-07-22T15:00:06.104Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper neutralization of special elements in in Plesk's DNS zone management functionality allows remote authenticated users to disclose arbitrary local files and escalate privileges."}],"affected":[{"vendor":"WebPros","product":"Plesk","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"18.0.79.11","versionType":"semver"},{"version":"18.0.80","status":"affected","lessThan":"18.0.80.7","versionType":"semver"}]}],"references":[{"url":"https://support.plesk.com/hc/en-us/articles/42877023875351-Vulnerability-CVE-2026-65646-in-Plesk-s-DNS-zone-management-functionality"}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":9.9,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-74","type":"CWE","lang":"en","description":"CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')"}]}],"providerMetadata":{"shortName":"hackerone","orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateUpdated":"2026-09-11T17:16:03.698Z"},"credits":[{"lang":"en","value":"Aziz Knani","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-65646","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-08-27T13:01:50.922762Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-27T15:04:11.031Z"}}]}}}