CVE-2026-75837
9.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| getgrav | grav | 0 < 2.0.14 | affected |
| getgrav | grav | 2.0.14 | unaffected |
Weaknesses
- CWE-269: Improper Privilege Management
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: total
Additional References
References
- https://github.com/getgrav/grav/security/advisories/GHSA-xhfv-7758-r9hx
- https://www.vulncheck.com/advisories/grav-before-privilege-escalation-via-group-access-field
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