CVE-2025-65966

OneUptime Unauthorized User Creation via API

State: Published
Severity: 8.8 High
Published: Nov 26, 2025
Updated: Nov 26, 2025
Reserved: Nov 18, 2025

Description

OneUptime is a solution for monitoring and managing online services. In version 9.0.5598, a low-permission user can create new accounts through a direct API request instead of being restricted to the intended interface. This issue has been patched in version 9.1.0.

Scores

CVSS	Score	Vector	Source
4.0	8.8 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-285 Improper Authorization

Affected Products

Product	Versions
oneuptimeOneUptime	= 9.0.5598Affected

References

https://github.com/OneUptime/oneuptime/security/advisories/GHSA-m449-vh5f-574g

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.