CVE-2026-111665
CVE-2026-111665 · Piranha CMS through 12.2 Missing Authorization in Manager Language API
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Piranha CMS through 12.2 contains a missing authorization vulnerability in the Piranha.Manager LanguageApiController that allows any authenticated manager user to list, create, edit and delete site languages without the granular Language, LanguageAdd, LanguageEdit or LanguageDelete permissions. Attackers can call the manager/api/language Get, Save and Delete actions directly to remove languages and reassign sites to the default, affecting localized content instance-wide.
CVSS 5.3 · Medium · EPSS 0.3%
- Published
- Updated
Affected products and versions
piranha cms
- Versions
- ≥ 0, ≤ 12.2: Affected (custom)
No fix published
Original sources
- https://hackmd.io/@hieuPenguinnn/piranha-cms-manager-language-api-missing-permission
- https://github.com/PiranhaCMS/piranha.core/blob/v12.2/core/Piranha.Manager/Controllers/LanguageApiController.cs#L21-L89
- https://github.com/PiranhaCMS/piranha.core/blob/v12.2/core/Piranha.Manager/Services/LanguageService.cs#L84-L110
- https://www.vulncheck.com/advisories/piranha-cms-through-12.2-missing-authorization-in-manager-language-api
- https://nvd.nist.gov/vuln/detail/CVE-2026-111665