Auth bypass in Withstudiocms Studiocms
CVE-2026-30944
StudioCMS is a server-side-rendered, Astro native, headless content management system. Prior to 0.4.0, the /studiocms_api/dashboard/api-tokens endpoint allows any authenticated user (at least Editor) to generate API tokens for any other us…
Vulnerability class: IDOR (Insecure Direct Object Reference)
EPSS: 0.001 (18.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Withstudiocms Studiocms — versions < 0.4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/withstudiocms/studiocms/security/advisories/GHSA-667w-mmh7-mrr4 (x_refsource_CONFIRM)
- https://github.com/withstudiocms/studiocms/commit/f4a209fc090c90195e2419fff47b48a46eab7441 (x_refsource_MISC)
- https://github.com/withstudiocms/studiocms/releases/tag/studiocms@0.4.0 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-30944?
- CVE-2026-30944 is a high-severity vulnerability in Withstudiocms Studiocms, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2026-03-10.
- How severe is CVE-2026-30944?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2026-30944 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.