SSO settings authorization bypass
High
- Advisory ID:
- CVE-2026-103506
- Published:
- 2026-10-27
- Product:
- Grafana
- CVSS Score:
- 8.9
- CVSS Vector:
- CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L
- Fixed Versions:
- <13.2.0>=13.2.5
Summary
An authenticated user in Grafana can read SSO client secrets and modify instance-wide SSO settings without the required permissions (missing authorization). This affects Grafana OSS and Enterprise 13.2 installations with the experimental kubernetesSsoSettingsApi feature toggle enabled, which is disabled by default.
Thanks to kazuki-hanai for reporting this vulnerability to us via our vulnerability disclosure program.