vulnerability · Tue 18 Aug 2026 · 12:19 UTC
CVE-2026-75837: Grav before 2.0.14 fails to guard the access field in the core group blueprint
Filed UTCSource GTH ↗
Grav before 2.0.14 fails to guard the access field in the core group blueprint with the required security@: admin.super restriction. A delegated admin.users operator can save a group with access[admin][super]=true to escalate to super-admin, gaining scheduler and Twig evaluation capabilities.
Signals
as the pipeline stamped them- High
- Critical vulnerability — CVSS 9.1
- What to do
- Critical severity — schedule an urgent patch.
CVE
KEV from CISA · EPSS from FIRST| Id | KEV | EPSS | Reference |
|---|---|---|---|
| CVE-2026-75837 | — | 0.49% | NVD ↗ |
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