CVE-2026-82633

Summary

Dolibarr versions 10.0.0 before 24.0.0 fail to perform per-object authorization checks in the Users::getGroups REST API endpoint, allowing authenticated users to retrieve group memberships of other users. Attackers can call GET /users/{id}/groups with arbitrary user identifiers to access group names, entity associations, and private notes across tenant boundaries.

Affected Software

Weaknesses

• CWE-862: Missing Authorization

References

• https://github.com/Dolibarr/dolibarr/commit/fd478850f823e27c672300acb4b02baeef79aef1
• https://github.com/Dolibarr/dolibarr/blob/23.0.4/htdocs/user/class/api_users.class.php
• https://github.com/Dolibarr/dolibarr/releases/tag/24.0.0
• https://github.com/Dolibarr/dolibarr
• https://www.vulncheck.com/advisories/dolibarr-10.0.0-before-24.0.0-missing-authorization-on-rest-users-groups-endpoint

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