CVE-2025-67843 | THREATINT

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.

PUBLISHED Reserved 2025-12-12 | Published 2025-12-19 | Updated 2025-12-23 | Assigner mitre

HIGH: 8.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Problem types

CWE-1336 Improper Neutralization of Special Elements Used in a Template Engine

Product status

Default status

unaffected

Any version before 2025-11-15

affected

References

kibty.town/blog/mintlify/ exploit

www.mintlify.com/docs/changelog

www.mintlify.com/...-with-security-researchers-november-2025

kibty.town/blog/mintlify/

news.ycombinator.com/item?id=46317098

cve.org (CVE-2025-67843)

nvd.nist.gov (CVE-2025-67843)

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