StudioCMS: IDOR — Arbitrary API Token Revocation Leading to Denial of Service

Description

The DELETE /studiocms_api/dashboard/api-tokens endpoint allows any authenticated user with editor privileges or above to revoke API tokens belonging to any other user, including admin and owner accounts. The handler accepts tokenID and userID directly from the request payload without verifying token ownership, caller identity, or role hierarchy.

Recommendation

Update the studiocms package to the latest compatible version. Followings are version details:

• Affected version(s): <= 0.3.0
• Patched version(s): 0.4.0

References

• GHSA-8rgj-vrfr-6hqr
• CVE-2026-30945
• CWE-639
• CAPEC-310
• OWASP 2021-A1
• OWASP 2021-A6

Related Issues

• Parse Server affected by denial-of-service via unbounded query complexity in REST and GraphQL API - CVE-2026-30946
• StudioCMS has Privilege Escalation via Insecure API Token Generation - CVE-2026-30944
• StudioCMS: IDOR — Admin-to-Owner Account Takeover via Password Reset Link Generation - CVE-2026-32103
• tarteaucitron.js has Regular Expression Denial of Service (ReDoS) vulnerability - CVE-2026-22809

Tags:

npm

studiocms