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

🗓️ 21 Oct 2026 17:17:00Reported by PatchstackType

Authenticated users can disclose private content via ApostropheCMS slugTaken endpoint.

Reporter	Title	Published	Views	Family All 10
Circl	CVE-2026-112952	20 Oct 202616:13	–	circl
CVE	CVE-2026-112952	20 Oct 202615:44	–	cve
Cvelist	CVE-2026-112952 ApostropheCMS: POST /api/v1/@apostrophecms/doc/slugTaken discloses existence of private/admin-only content to any authenticated user	20 Oct 202615:44	–	cvelist
EUVD	EUVD-2026-105102	21 Oct 202617:17	–	euvd
Github Security Blog	ApostropheCMS: POST /api/v1/@apostrophecms/doc/slugTaken discloses existence of private/admin-only content to any authenticated user	21 Oct 202617:17	–	github
Mend	CVE-2026-112952	20 Oct 202615:44	–	mend
NVD	CVE-2026-112952	20 Oct 202616:17	–	nvd
osv_ghsa	GHSA-F66C-MPJ2-3R8H ApostropheCMS: POST /api/v1/@apostrophecms/doc/slugTaken discloses existence of private/admin-only content to any authenticated user	21 Oct 202617:17	–	osv_ghsa
Positive Technologies	PT-2026-118448	20 Oct 202600:00	–	ptsecurity
Vulnrichment	CVE-2026-112952 ApostropheCMS: POST /api/v1/@apostrophecms/doc/slugTaken discloses existence of private/admin-only content to any authenticated user	20 Oct 202615:44	–	vulnrichment

Vulners

Node

npm apostropheRange≤4.34.0

Source	Link
github	www.github.com/apostrophecms/apostrophe/security/advisories/GHSA-f66c-mpj2-3r8h
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-112952
github	www.github.com/apostrophecms/apostrophe/commit/06e4b377f3c360f9e89c32dccd7e505ad5ddf498
github	www.github.com/apostrophecms/apostrophe/commit/40b989b1a9dd23d30029b8ce7668634265cfe5ea
github	www.github.com/apostrophecms/apostrophe/releases/tag/[email protected]
github	www.github.com/advisories/GHSA-f66c-mpj2-3r8h

21 Oct 2026 17:17Current

5.8Medium risk

Vulners AI Score5.8

CVSS 3.14.3

EPSS0.00273

SSVC