{"id":"CVE-2026-19116","aliases":["EUVD-2026-69865","GHSA-f6hp-2qj5-48vv"],"status":"published","title":"WP User Frontend \u003c 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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00746,"percentile":0.55144,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2026-09-02T06:00:17Z","modified":"2026-09-03T17:50:37Z","products":[{"vendor":"unknown","product":"user frontend"}],"references":[{"url":"https://wpscan.com/vulnerability/019d83bd-24d3-4575-9d0b-55f75fdb0bfa/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19116"},{"url":"https://wpscan.com/vulnerability/019d83bd-24d3-4575-9d0b-55f75fdb0bfa"},{"url":"https://github.com/advisories/GHSA-f6hp-2qj5-48vv"}],"sources":{"cve":[{"id":"CVE-2026-19116","title":"WP User Frontend \u003c 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.","status":"published","published":"2026-09-02T06:00:17.511Z","modified":"2026-09-02T10:45:58.729Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T13:47:17.512524Z"}],"euvd":[{"id":"EUVD-2026-69865","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.","status":"published","published":"2026-09-02T06:00:17Z","modified":"2026-09-02T10:45:58Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:01:16.444637Z"}],"ghsa":[{"id":"GHSA-f6hp-2qj5-48vv","title":"The User Frontend  WordPress plugin before 4.3.11 does not prevent user-supplied field values...","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.","status":"published","published":"2026-09-02T06:31:15Z","modified":"2026-09-02T12:31:27Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:11:16.032844Z"}],"nvd":[{"id":"CVE-2026-19116","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.","status":"published","published":"2026-09-02T06:17:16.643Z","modified":"2026-09-03T17:50:37.69Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:43.04945Z"}]}}