Vulnerability · Published Jun 6, 2026 · Assigned by VulDB
CVE-2026-11440theonedev REST API default-branch improper authorization
Medium 6.3
In plain English
A medium-severity security flaw in onedev from theonedev. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Official description
A vulnerability was determined in theonedev onedev up to 15.0.5. This affects an unknown part of the file /repositories/{projectId}/default-branch of the component REST API. This manipulation of the argument project.defaultBranch causes improper authorization. It is possible to initiate the attack remotely. Upgrading to version 15.0.6 is able to mitigate this issue. Upgrading the affected component is advised.
Affected products (as reported)
Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
References
- VDB-369020 | theonedev REST API default-branch improper authorization vdb-entry, technical-description
- VDB-369020 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-11440 | CVE Analysis and Report third-party-advisory
- Submit #822956 | theonedev onedev 15.05 BOPLA third-party-advisory
- https://www.cnblogs.com/aibot/p/19994142 related
- https://github.com/theonedev/onedev/releases/tag/v15.0.6 patch