OneUptime Unauthorized User Creation via API
Summary
A low-permission user can create new accounts through a direct API request instead of being restricted to the intended interface.
PoC
A low-permission user sends a crafted API request to the user-creation endpoint and the system creates the account successfully.
Impact
This allows attackers to create unauthorized accounts.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | @oneuptime/common | < 9.1.0 | 9.1.0 |
References
- CVSS vector
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- Weakness (CWE)
CWE-285- Platform
- npm
- Package
@oneuptime/common- Disclosed
- 26.11.2025
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-m449-vh5f-574g - CC BY 4.0
Vulnerability history: @oneuptime/common
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 11
- First → latest
- 11.2025 03.2026
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- Critical 6
- High 3
- Medium 2
Disclosures per year
- 2025: 2
- 2026: 9
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