{"id":"CVE-2026-105886","state":"PUBLISHED","title":"WordPress Ultimate Post Kit plugin <= 4.5.5 - Broken Access Control vulnerability","description":"Missing Authorization vulnerability in BdThemes Ultimate Post Kit ultimate-post-kit allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Ultimate Post Kit: from n/a through 4.5.5.","publishedAt":"2026-10-08T12:57:40.288Z","updatedAt":"2026-10-08T17:01:38.992Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"Patchstack"},"assigner":"Patchstack","products":["BdThemes Ultimate Post Kit"],"affected":[{"vendor":"BdThemes","product":"Ultimate Post Kit","packageName":"ultimate-post-kit","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.5.5","versionType":"custom","changes":[{"at":"4.5.6","status":"unaffected"}]}],"collectionURL":"https://wordpress.org/plugins"}],"references":["https://patchstack.com/database/wordpress/plugin/ultimate-post-kit/vulnerability/wordpress-ultimate-post-kit-plugin-4-5-5-broken-access-control-vulnerability?_s_id=cve"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/105xxx/CVE-2026-105886.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-105886","state":"PUBLISHED","datePublished":"2026-10-08T12:57:40.288Z","dateUpdated":"2026-10-08T17:01:38.992Z","assignerShortName":"Patchstack","assignerOrgId":"21595511-bba5-4825-b968-b78d1f9984a3","dateReserved":"2026-10-06T00:18:26.657Z"},"containers":{"cna":{"title":"WordPress Ultimate Post Kit plugin <= 4.5.5 - Broken Access Control vulnerability","descriptions":[{"lang":"en","value":"Missing Authorization vulnerability in BdThemes Ultimate Post Kit ultimate-post-kit allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Ultimate Post Kit: from n/a through 4.5.5."}],"affected":[{"vendor":"BdThemes","product":"Ultimate Post Kit","packageName":"ultimate-post-kit","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"4.5.5","versionType":"custom","changes":[{"at":"4.5.6","status":"unaffected"}]}],"collectionURL":"https://wordpress.org/plugins"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/ultimate-post-kit/vulnerability/wordpress-ultimate-post-kit-plugin-4-5-5-broken-access-control-vulnerability?_s_id=cve","tags":["vdb-entry"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","description":"Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Patchstack","orgId":"21595511-bba5-4825-b968-b78d1f9984a3","dateUpdated":"2026-10-08T12:57:49.680Z"},"datePublic":"2026-10-08T12:57:00.000Z","credits":[{"lang":"en","value":"Intrudify | Patchstack Bug Bounty Program","type":"finder"}],"impacts":[{"capecId":"CAPEC-180","descriptions":[{"lang":"en","value":"Exploiting Incorrectly Configured Access Control Security Levels"}]}],"solutions":[{"lang":"en","value":"Update the WordPress Ultimate Post Kit plugin to the latest available version (at least 4.5.6).","supportingMedia":[{"type":"text/html","base64":false,"value":"Update the WordPress Ultimate Post Kit plugin to the latest available version (at least 4.5.6)."}]}],"tags":["x_open-source"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-08T16:59:58.090459Z","id":"CVE-2026-105886","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-08T17:01:38.992Z"}}]}}}