CVE-2025-65966: high-severity vulnerability in oneuptime
OneUptime Unauthorized User Creation via API
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.3%
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.
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
Affected products
OneUptime · oneuptimeRelated CVEs — oneuptime
In the same product, most dangerous first.
CVE-2026-27728CRITICALOneUptime: OS Command Injection in Probe NetworkPathMonitor via unsanitized destination in traceroute exec()EPSS 2.0%CVE-2026-30957CRITICALOneUptime Synthetic Monitor RCE via exposed Playwright browser objectEPSS 1.3%CVE-2026-30958HIGHOneUptime: Path Traversal — Arbitrary File Read (No Auth)EPSS 1.2%CVE-2026-33396CRITICALOneUptime has sandbox escape in Synthetic Monitor Playwright runtime allows project members to execute arbitrary commands on ProbeEPSS 0.8%CVE-2026-32306CRITICALOneUptime ClickHouse SQL Injection via Aggregate Query ParametersEPSS 0.7%CVE-2024-29194HIGHOneUptime Vulnerable to a Privilege Escalation via Local Storage Key ManipulationEPSS 0.7%