CVE-2026-86193
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
grav-plugin-api before 1.0.20 fails to validate group-inherited super permissions in user-management guards, allowing non-super user managers to modify super-admin accounts. Attackers with api.access and api.users.write can patch password fields on group-super accounts to gain full administrative control.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| getgrav | grav-plugin-api | 0 < 1.0.20 | affected |
| getgrav | grav-plugin-api | 1.0.20 | unaffected |
Weaknesses
- CWE-863: Incorrect Authorization
References
- https://github.com/getgrav/grav/security/advisories/GHSA-vv8m-jqpm-38x4
- https://www.vulncheck.com/advisories/grav-api-plugin-authentication-bypass-via-group-inherited-super
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