{"id":"CVE-2026-112952","title":"ApostropheCMS: POST /api/v1/@apostrophecms/doc/slugTaken discloses existence of private/admin-only content to any authenticated user","summary":"ApostropheCMS is an open-source Node.js content management system. Prior to 4.34.0, 'POST /api/v1/@apostrophecms/doc/slugTaken' with body { \"slug\": \"target-slug\" } returns a boolean indicating whether a slug is in use across all document…","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cvssSource":"cna","cwe":["CWE-200"],"vendor":"apostrophecms","product":"apostrophe","affected":["apostrophe < 4.34.0"],"published":"2026-10-20","updated":"2026-10-20","sourceUpdated":"2026-10-20T15:44:33.564Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-112952","references":[{"url":"https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-f66c-mpj2-3r8h","label":"https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-f66c-mpj2-3r8h"},{"url":"https://github.com/apostrophecms/apostrophe/commit/06e4b377f3c360f9e89c32dccd7e505ad5ddf498","label":"https://github.com/apostrophecms/apostrophe/commit/06e4b377f3c360f9e89c32dccd7e505ad5ddf498"},{"url":"https://github.com/apostrophecms/apostrophe/commit/40b989b1a9dd23d30029b8ce7668634265cfe5ea","label":"https://github.com/apostrophecms/apostrophe/commit/40b989b1a9dd23d30029b8ce7668634265cfe5ea"},{"url":"https://github.com/apostrophecms/apostrophe/releases/tag/apostrophe@4.34.0","label":"https://github.com/apostrophecms/apostrophe/releases/tag/apostrophe@4.34.0"}],"tags":["cve.org"],"ingestedAt":"2026-10-20T16:10:53.294Z","slug":"CVE-2026-112952","body":"## Overview\n\nApostropheCMS is an open-source Node.js content management system. Prior to 4.34.0, 'POST /api/v1/@apostrophecms/doc/slugTaken' with body { \"slug\": \"target-slug\" } returns a boolean indicating whether a slug is in use across all document types and visibility levels, with no permission or type filter. Any logged-in user (including editors) can enumerate the slug space of private pages, drafts, and archived content. This issue is fixed in version 4.34.0.\n\n## Affected\n\n- `apostrophe < 4.34.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}