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Advisories

Grav API Plugin Authentication Bypass via Group-Inherited Super

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severity
high
date
Affecting

  • grav-plugin-api >= 0, < 1.0.20

CWE
  • CWE-863 Incorrect Authorization
CVSS
8.7
CVSS V4 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
Credit
1K0CT
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.

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