Vulnerability in Mintlify

CVE-2025-67843

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.

EPSS: 0.011 (61.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-67843?
CVE-2025-67843 is a high-severity vulnerability in Mintlify, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 8.3/10. Published 2025-12-19.
How severe is CVE-2025-67843?
High severity. CVSS v3 base score is 8.3 out of 10.