CVE-2025-68278: tinacms is vulnerable to arbitrary code execution

December 18, 2025

tinacms uses the gray-matter package in an insecure way allowing attackers that can control the content of the processed markdown files, e.g., blog posts, to execute arbitrary code.

References

github.com/advisories/GHSA-529f-9qwm-9628
github.com/tinacms/tinacms
github.com/tinacms/tinacms/commit/fa7c27abef968e3f3a3e7d564f282bc566087569
github.com/tinacms/tinacms/security/advisories/GHSA-529f-9qwm-9628
nvd.nist.gov/vuln/detail/CVE-2025-68278

Code Behaviors & Features

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