Arbitrary Code Execution in Tina CMS by Tinacms Vendor
CVE-2025-68278

7.3HIGH

Key Information:

Vendor

Tinacms

Status
Tinacms
Vendor
CVE Published:
18 December 2025

What is CVE-2025-68278?

Tina CMS, a popular headless content management system, has a vulnerability in its handling of markdown files. Prior to version 3.1.1, it utilized the gray-matter package insecurely, enabling attackers to run arbitrary code if they controlled the content of processed markdown files, such as blog posts. This flaw could jeopardize the integrity and safety of applications leveraging Tina CMS. Users are urged to update to the latest version to mitigate this risk.

Affected Version(s)

tinacms tinacms < 3.1.1 < tinacms 3.1.1

tinacms @tinacms/cli < 2.0.4 < @tinacms/cli 2.0.4

tinacms @tinacms/graphql < 2.0.3 < @tinacms/graphql 2.0.3

References

https://github.com/tinacms/tinacms/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/tinacms/tinacms/commit/fa7c27abef968e3...
x_refsource_MISC

CVSS V4

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-68278 : Arbitrary Code Execution in Tina CMS by Tinacms Vendor