CVE-2025-67843 Details
Description
A Server-Side Template Injection (SSTI) vulnerability in the MDX Rendering Engine in Mintlify Platform before 2025-11-15 allows remote attackers to execute arbitrary code via inline JSX expressions in an MDX file.
A Server-Side Template Injection (SSTI) vulnerability has been identified in the MDX Rendering Engine of the Mintlify Platform, affecting versions prior to November 15, 2025. This vulnerability allows remote attackers to execute arbitrary code by injecting inline JSX expressions into an MDX file. The issue arises during server-side rendering for static page generation, which is crucial for search engine optimization.
Users have been notified that the vulnerability has been patched by not parsing non-simple MDX expressions on the server side, while still allowing them to be processed on the client side.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Dec 23, 2025References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://kibty.town/blog/mintlify/ | CISA-ADP | ExploitThird Party Advisory |
| https://kibty.town/blog/mintlify/ | [email protected] | ExploitThird Party Advisory |
| https://news.ycombinator.com/item?id=46317098 | [email protected] | Issue Tracking |
| https://www.mintlify.com/blog/working-with-security-researchers-november-2025 | [email protected] | Vendor Advisory |
| https://www.mintlify.com/docs/changelog | [email protected] | Release Notes |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-1336 | Improper Neutralization of Special Elements Used in a Template Engine | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| mintlify mintlify | < 2025-11-15 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jan 2, 2026 | Initial Analysis | [email protected] |
| Dec 23, 2025 | CVE Modified | CISA-ADP |
| Dec 19, 2025 | New CVE Received | [email protected] |