CVE-2025-68278 tinacms vulnerable to arbitrary code execution
Attackers controlling markdown content can execute arbitrary code via insecure gray-matter usage in Tina CMS.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2025-68278?
CVE-2025-68278 is a high-severity code injection vulnerability in tinacms, published on 18 Dec 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Tina is a headless content management system. In tinacms prior to version 3.1.1, 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. tinacms version 3.1.1, @tinacms/cli version 2.0.4, and @tinacms/graphql version 2.0.3 contain a fix for the issue.
Weakness: CWE-94
Which versions are affected by CVE-2025-68278?
6 open source packages ship an affected version, including @tinacms/cli, @tinacms/graphql and tinacms. It affects 3 products.
| Package | Affected | Fixed in |
|---|---|---|
@tinacms/cli npm | All versions | 2.0.4 |
@tinacms/cli npm | All versions | 2.0.4 |
@tinacms/graphql npm | All versions | 2.0.3 |
@tinacms/graphql npm | All versions | 2.0.3 |
tinacms npm | All versions | 3.1.1 |
tinacms npm | All versions | 3.1.1 |
Products include Ssw Tinacms, Ssw Tinacms\/Cli, Ssw Tinacms\/Graphql.
How do I fix CVE-2025-68278?
Upgrade @tinacms/cli to 2.0.4 or later.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2025-68278 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-68278 exists.
Sources
Also known as GHSA-529f-9qwm-9628.