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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-59190

Grav Admin Plugin — IDOR Privilege Escalation via saveUser()

Description

grav-plugin-admin is an HTML user interface that provides a way to configure Grav and create and modify pages. In 1.10.52 and earlier, an authenticated attacker with admin.users permission can change the password of any user account, including the super administrator, by sending a direct POST request to /admin/user/{username}?task=save with data[password] because saveUser authorizes the caller's user-management permission but does not verify whether the caller may edit the target user. This issue is expected to be fixed in version 1.10.53.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

getgrav grav

  • <= 1.10.52affected

References