Auth bypass in Apostrophecms Apostrophe
CVE-2026-33888
ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain an authorization bypass vulnerability in the getRestQuery method of the @apostrophecms/piece-type module, where the method checks whether…
Vulnerability class: Information Disclosure
EPSS: 0.005 (40.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Apostrophecms Apostrophe — versions < 4.29.0
- Apostrophecms
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-33888?
- CVE-2026-33888 is a medium-severity vulnerability in Apostrophecms Apostrophe, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-04-15.
- How severe is CVE-2026-33888?
- Medium severity. CVSS v3 base score is 5.3 out of 10.