Vulnerability Description
ApostropheCMS is an open-source Node.js content management system. Prior to 1.5.5 of the ApostropheCMS Form add-on, its form submission route stages unbounded multipart uploads before form validation or authentication and lacks upload size, count, and rate limits. Repeated unauthenticated submissions can consume temporary disk storage and disrupt form handling or other host services. This issue is fixed in ApostropheCMS Form 1.5.5.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/apostrophecms/apostrophe/commit/9500b8b0e1d630d5e07fbb5fd2c25
- https://github.com/apostrophecms/apostrophe/commit/f84fd41cbf6c22eb8d0008fc9c25d
- https://github.com/apostrophecms/apostrophe/releases/tag/@apostrophecms/[email protected]
- https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-89mh-mm8c-m
FAQ
What is CVE-2026-113656?
CVE-2026-113656 is a vulnerability with a CVSS score of 5.3 (MEDIUM). ApostropheCMS is an open-source Node.js content management system. Prior to 1.5.5 of the ApostropheCMS Form add-on, its form submission route stages unbounded multipart uploads before form validation ...
How severe is CVE-2026-113656?
CVE-2026-113656 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-113656?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.