{"vulnerability": "CVE-2026-18439", "sightings": [{"uuid": "7638f0cb-a251-47c8-b508-346830ad617c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18439", "type": "seen", "source": "https://mastodon.social/users/hugovalters/statuses/117368923048054998", "content": "CVE-2026-18439 Tutor LMS IDOR (CVSS 4.3): tutor_quiz_builder_save AJAX lets low-priv users tamper with quiz questions they shouldn't manage. Patch under review - apply when released. https://www.valtersit.com/cve/CVE-2026-18439/ #CVE #infosec #WordPress", "creation_timestamp": "2026-10-02T02:20:40.281032Z"}, {"uuid": "f10217b4-85b4-4cb3-abbd-e25e730b9d24", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18439", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3mwudbqyjuw2w", "content": "CVE-2026-18439 Tutor LMS IDOR (CVSS 4.3): tutor_quiz_builder_save AJAX lets low-priv users tamper with quiz questions they shouldn't manage. Patch under review - apply when released. https://www.valtersit.com/cve/CVE-2026-18439/ #CVE #infosec #WordPress", "creation_timestamp": "2026-10-02T02:30:06.838012Z"}]}