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.
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Fixes

Solution

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Workaround

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History

Sat, 05 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
Description 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.
Title Grav API Plugin Authentication Bypass via Group-Inherited Super
First Time appeared Getgrav
Getgrav grav
Weaknesses CWE-863
CPEs cpe:2.3:a:getgrav:grav:*:*:*:*:*:*:*:*
Vendors & Products Getgrav
Getgrav grav
References
Metrics cvssV4_0

{'score': 8.7, 'vector': '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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-05T12:09:07.441Z

Reserved: 2026-09-05T11:51:31.102Z

Link: CVE-2026-86193

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-05T13:18:14.593

Modified: 2026-09-05T13:18:14.593

Link: CVE-2026-86193

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-05T13:30:05Z

Weaknesses