{"id":"CVE-2026-19116","state":"PUBLISHED","title":"WP User Frontend < 4.3.11 - Subscriber+ PHP Object Injection via Frontend Post Edit Form","description":"The User Frontend  WordPress plugin before 4.3.11 does not prevent user-supplied field values from being deserialized when a submitted post is reopened in its frontend editing form, allowing authenticated users with subscriber-level access and above to perform PHP Object Injection, which may lead to remote code execution when a suitable gadget chain is present on the site.","publishedAt":"2026-09-02T06:00:17.511Z","updatedAt":"2026-09-02T10:45:58.729Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown User Frontend"],"affected":[{"vendor":"Unknown","product":"User Frontend","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.3.11","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/019d83bd-24d3-4575-9d0b-55f75fdb0bfa/"],"weaknesses":["CWE-502"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/19xxx/CVE-2026-19116.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19116","state":"PUBLISHED","datePublished":"2026-09-02T06:00:17.511Z","dateUpdated":"2026-09-02T10:45:58.729Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-08-06T14:36:33.718Z"},"containers":{"cna":{"title":"WP User Frontend < 4.3.11 - Subscriber+ PHP Object Injection via Frontend Post Edit Form","descriptions":[{"lang":"en","value":"The User Frontend  WordPress plugin before 4.3.11 does not prevent user-supplied field values from being deserialized when a submitted post is reopened in its frontend editing form, allowing authenticated users with subscriber-level access and above to perform PHP Object Injection, which may lead to remote code execution when a suitable gadget chain is present on the site."}],"affected":[{"vendor":"Unknown","product":"User Frontend","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.3.11","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/019d83bd-24d3-4575-9d0b-55f75fdb0bfa/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-09-02T06:00:17.511Z"},"credits":[{"lang":"en","value":"Erwan LR (WPScan)","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":8.8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-19116","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-09-02T10:30:38.306469Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-502","lang":"en","type":"CWE","description":"CWE-502 Deserialization of Untrusted Data"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-02T10:45:58.729Z"}}]}}}