CVE-2025-67843

9.8 criticalEPSS 1.1%

Critical (9.8) in mintlify mintlify. EPSS 1.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)
CWE: CWE-1336
Published: 2025-12-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mintlify:mintlify

References

https://kibty.town/blog/mintlify/
https://news.ycombinator.com/item?id=46317098
https://www.mintlify.com/blog/working-with-security-researchers-november-2025
https://www.mintlify.com/docs/changelog
https://kibty.town/blog/mintlify/

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