{"id":"CVE-2026-86828","state":"PUBLISHED","title":"BackWPup < 5.7.7 - Admin+ Path Traversal to RCE via Restore PclZip Fallback","description":"The BackWPup  WordPress plugin before 5.7.7 does not properly restrict the destination path of files extracted during a backup restore when its fallback archive library is used, allowing high-privileged users to write files outside the intended restore directory, potentially leading to remote code execution.","publishedAt":"2026-10-08T06:00:08.185Z","updatedAt":"2026-10-08T10:59:18.107Z","severity":{"score":6.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown BackWPup"],"affected":[{"vendor":"Unknown","product":"BackWPup","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"5.7.7","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/be8c0eab-1874-4490-b94e-394f62a522f3/"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/86xxx/CVE-2026-86828.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86828","state":"PUBLISHED","datePublished":"2026-10-08T06:00:08.185Z","dateUpdated":"2026-10-08T10:59:18.107Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-09-08T14:26:00.880Z"},"containers":{"cna":{"title":"BackWPup < 5.7.7 - Admin+ Path Traversal to RCE via Restore PclZip Fallback","descriptions":[{"lang":"en","value":"The BackWPup  WordPress plugin before 5.7.7 does not properly restrict the destination path of files extracted during a backup restore when its fallback archive library is used, allowing high-privileged users to write files outside the intended restore directory, potentially leading to remote code execution."}],"affected":[{"vendor":"Unknown","product":"BackWPup","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"5.7.7","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/be8c0eab-1874-4490-b94e-394f62a522f3/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-10-08T06:00:08.185Z"},"credits":[{"lang":"en","value":"Bhaveshkumar Parmar","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.6,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-86828","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-10-08T10:55:24.125123Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","type":"CWE","description":"CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-08T10:59:18.107Z"}}]}}}