CVE-2026-86193 (GCVE-0-2026-86193)

Vulnerability from cvelistv5 – Published: 2026-09-05 12:09 – Updated: 2026-09-08 13:16
VLAI
Title
Grav API Plugin Authentication Bypass via Group-Inherited Super
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.
Severity
8.7 (High)
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
SSVC
Exploitation: poc Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-08 13:16 UTC
CWE
  • CWE-863 - Incorrect Authorization
Assigner
VulnCheck CNA under the mitre root
CNA scorecard B 84/100 over 6699 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
getgrav grav-plugin-api Affected: 0 , < 1.0.20 (semver)
Unaffected: 1.0.20 (semver)
    cpe:2.3:a:getgrav:grav:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-08-21 00:00
Credits
1K0CT
Show details on NVD website
To clipboard 

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