Backdrop CMS Unrestricted File Upload vulnerability

HIGH 7.2CVE-2022-42092 · GHSA-33c9-rppf-m7fq · Published 07/10/2022 · updated 17/06/2026

Package	Affected versions	Patched versions
backdrop/backdrop Packagist	`≤ 1.22.0`	No fix yet
backdrop cms backdropcms	`= 1.22.0`	No fix yet

Description

Backdrop CMS 1.22.0 has Unrestricted File Upload vulnerability via themes that allows attackers to achieve Remote Code Execution.

NVD description

Backdrop CMS 1.22.0 has Unrestricted File Upload vulnerability via 'themes' that allows attackers to Remote Code Execution. Note: Third parties dispute this and argue that advanced permissions are required.

References

nvd.nist.gov/vuln/detail/CVE-2022-42092 · ADVISORY
backdrop-ops/backdrop-composer · PACKAGE
grimthereaperteam.medium.com/backdrop-cms-1-22-0-unrestricted-file-upload-themes-ad42a599561c · WEB

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