Vulnerability Description
Memos before 0.27.0 contains a missing authorization vulnerability in the ActivityService ListActivities and GetActivity API methods that allows authenticated users to view all users' activity records. Low-privileged attackers can enumerate sequential activity IDs to obtain creator IDs, timestamps, and memo-comment references, including activity on other users' private memos.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/usememos/memos/blob/v0.26.2/server/router/api/v1/activity_ser
- https://github.com/usememos/memos/commit/04f239a2fc74f7090c779a6a7b8a08238fd31b8
- https://github.com/usememos/memos/issues/5651
- https://github.com/usememos/memos/releases/tag/v0.27.0
- https://www.vulncheck.com/advisories/memos-before-0.27.0-missing-authorization-v
FAQ
What is CVE-2026-113601?
CVE-2026-113601 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Memos before 0.27.0 contains a missing authorization vulnerability in the ActivityService ListActivities and GetActivity API methods that allows authenticated users to view all users' activity records...
How severe is CVE-2026-113601?
CVE-2026-113601 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-113601?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.