Weblate: Missing access control for the AddonViewSet API exposes all addon configurations
### Impact Users were able to obtain add-on configuration via API. ### Patches * https://github.com/WeblateOrg/weblate/pull/18107 * https://github.com/WeblateOrg/weblate/pull/18164 ### References Weblate thanks @lighthousekeeper1212 for responsible disclosure.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-27457US | —OT elevated | — | ||
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 o… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/WeblateOrg/weblatePACKAGE
- https://github.com/WeblateOrg/weblate/commit/3f58f9a4152bc0cbdd6eff5954f9c7bc4d9f0af9WEB
- https://github.com/WeblateOrg/weblate/commit/7802c9b121eb407c48d4adddd4f2458fb3efef0fWEB
- https://github.com/WeblateOrg/weblate/pull/18107WEB
- https://github.com/WeblateOrg/weblate/pull/18164WEB
- https://github.com/WeblateOrg/weblate/releases/tag/weblate-5.16.1WEB
- https://github.com/WeblateOrg/weblate/security/advisories/GHSA-wppc-7cq7-cgfvWEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-27457ADVISORY
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