{"id":"CVE-2026-86442","title":"WP Event Manager 3.4.0 - 3.4.1 - Unauthenticated Unpublished Post Overwrite via IDOR","summary":"The WP Event Manager  WordPress plugin before 3.4.2 does not verify the ownership or the post type of a user supplied post identifier in its front-end event submission flow, allowing unauthenticated attackers to read and overwrite the co…","severity":"high","cvss":8.2,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","cvssSource":"adp","cwe":["CWE-639"],"product":"WP Event Manager","affected":["wp_event_manager >= 3.4.0 < 3.4.2"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-11-06T11:51:49.890791Z"},"published":"2026-11-05","updated":"2026-11-06","sourceUpdated":"2026-11-06T12:04:50.445Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-86442","references":[{"url":"https://wpscan.com/vulnerability/bcc4df7e-86a0-4614-9b3a-8629f6335b8a/"}],"tags":["cve.org"],"epss":0.00193,"epssPercentile":0.09034,"ingestedAt":"2026-11-05T21:36:00.779Z","slug":"CVE-2026-86442","body":"## Overview\n\nThe WP Event Manager  WordPress plugin before 3.4.2 does not verify the ownership or the post type of a user supplied post identifier in its front-end event submission flow, allowing unauthenticated attackers to read and overwrite the content of arbitrary unpublished posts and pages, and to convert them into events.\n\n## Affected\n\n- `wp_event_manager >= 3.4.0 < 3.4.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":45.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":235072,"id":"CVE-2026-86442","ts":1793969518920,"field":"cvss","old":null,"new":"8.2"},{"seq":235071,"id":"CVE-2026-86442","ts":1793969518920,"field":"severity","old":"none","new":"high"}]}