CVE-2026-42844

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...

CVE-2026-42844

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...

CVE-2026-42844 Grav: Low-privileged API users can create super-admin accounts via blueprint-upload

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...

CVE-2026-42844 Grav: Low-privileged API users can create super-admin accounts via blueprint-upload

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...

CVE-2026-42844

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...

CVE-2026-42844

Grav 2.0.0-beta.2 contains an authenticated API privilege-escalation in the blueprint-upload flow. A low-privileged API user (api.media.write) can write an arbitrary YAML file into user/accounts/ via /api/v1/blueprint-upload, then log in as the created account with api.super, resulting in full ad...

Grav 安全漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Version Grav 2.0.0-beta.2 contains a security vulnerability. This vulnerability arises from the...

Arbitrary File Upload

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Arbitrary File Upload via the blueprint-upload process. An attacker can gain full administrative access by uploading a crafted YAML file to th...

GHSA-6XX2-M8WV-756H Low-privileged Grav API users can create super-admin accounts via blueprint-upload

Summary 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...

Low-privileged Grav API users can create super-admin accounts via blueprint-upload

Summary 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...

PT-2026-38282

Name of the Vulnerable Software and Affected Versions Grav version 2.0.0-beta.2 Description A low-privileged authenticated API user with api.media.write permissions can achieve full administrative compromise of the Grav API. The issue exists in the API plugin's blueprint upload flow because the...