npm/apostrophe CVE-2026-112952: medium 4.3

ApostropheCMS: POST /api/v1/@apostrophecms/doc/slugTaken discloses existence of private/admin-only content to any authenticated user

Action: Upgrade apostrophe to 4.34.0 or later.

npm i apostrophe@4.34.0

Affected

Fixed versions

Sources

• osv: GHSA-f66c-mpj2-3r8h
• https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-f66c-mpj2-3r8h
• https://nvd.nist.gov/vuln/detail/CVE-2026-112952
• https://github.com/apostrophecms/apostrophe/commit/06e4b377f3c360f9e89c32dccd7e505ad5ddf498
• https://github.com/apostrophecms/apostrophe/commit/40b989b1a9dd23d30029b8ce7668634265cfe5ea
• https://github.com/apostrophecms/apostrophe
• https://github.com/apostrophecms/apostrophe/releases/tag/apostrophe@4.34.0

CVE-2026-112952 · published 2026-10-21T17:17:00Z · modified 2026-10-21T17:28:20.174275549Z · JSON