Weblate is a web based localization tool. Prior to version 5.16.1, the REST API's `AddonViewSet` (`weblate/api/views.py`, line 2831) uses `queryset = Addon.objects.all()` without overriding `get_queryset()` to scope results by user permissions. This allows any authenticated user (or anonymous users if `REQUIRE_LOGIN` is not set) to list and retrieve ALL addons across all projects and components via `GET /api/addons/` and `GET /api/addons/{id}/`. Version 5.16.1 fixes the issue.
History

Tue, 03 Mar 2026 06:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 27 Feb 2026 17:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:weblate:weblate:*:*:*:*:*:*:*:*

Fri, 27 Feb 2026 09:15:00 +0000

Type Values Removed Values Added
First Time appeared Weblate
Weblate weblate
Vendors & Products Weblate
Weblate weblate

Thu, 26 Feb 2026 22:15:00 +0000

Type Values Removed Values Added
Description Weblate is a web based localization tool. Prior to version 5.16.1, the REST API's `AddonViewSet` (`weblate/api/views.py`, line 2831) uses `queryset = Addon.objects.all()` without overriding `get_queryset()` to scope results by user permissions. This allows any authenticated user (or anonymous users if `REQUIRE_LOGIN` is not set) to list and retrieve ALL addons across all projects and components via `GET /api/addons/` and `GET /api/addons/{id}/`. Version 5.16.1 fixes the issue.
Title Weblate: Missing access control for the AddonViewSet API exposes all addon configurations
Weaknesses CWE-200
CWE-862
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-02-26T21:56:03.220Z

Updated: 2026-03-03T01:39:37.771Z

Reserved: 2026-02-19T17:25:31.100Z

Link: CVE-2026-27457

cve-icon Vulnrichment

Updated: 2026-03-03T01:39:33.624Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-26T22:20:48.133

Modified: 2026-02-27T17:05:12.150

Link: CVE-2026-27457

cve-icon Redhat

No data.