Vulnerability · Published Feb 9, 2026 · Assigned by GitHub_M

CVE-2026-24777OpenProject has Improper Access Control on User Management allows user managers to lock admin accounts

Medium 6.7

In plain English

A medium-severity missing authorization in openproject from opf. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).

Severity (CVSS 3.1)6.7Medium

Exploit odds (30 days)0.4%top 67.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

OpenProject is an open-source, web-based project management software. Prior to 17.0.2, users with the Manage Users permission can lock and unlock users. This functionality should only be possible for users of the application, but they were not supposed to be able to lock application administrators. Due to a missing permission check this logic was not enforced. The problem was fixed in OpenProject 17.0.2The problem was fixed in OpenProject 17.0.2.

Affected products (as reported)

Vendor	Product	Versions
opf	openproject	< 17.0.2

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H

References

https://github.com/opf/openproject/security/advisories/GHSA-fq66-cwg6-qq69 x_refsource_CONFIRM
https://github.com/opf/openproject/releases/tag/v17.0.2 x_refsource_MISC