CVE-2026-42844
HIGH SEVERITYVulnerability Description
Grav is a file-based Web platform. In Grav 2.0.0-beta.2, a low-privileged authenticated API user with api.media.write can abuse /api/v1/blueprint-upload to write an arbitrary YAML file into user/accounts/, then log in as the newly created account with api.super privileges. This results in full administrative compromise of the Grav API. This vulnerability is fixed in API 1.0.0-beta.17.
Vulnerability Details
Published Date
Last Modified
CWE ID
CWE-269
Source
GitHub
Vendor
composer
Product
getgrav/grav
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