CVE-2026-0969 (GCVE-0-2026-0969)

Vulnerability from cvelistv5 – Published: 2026-02-12 01:35 – Updated: 2026-02-12 15:35
VLAI?
Title
Arbitrary code execution in React server-side rendering of untrusted MDX content
Summary
The serialize function used to compile MDX in next-mdx-remote is vulnerable to arbitrary code execution due to insufficient sanitization of MDX content. This vulnerability, CVE-2026-0969, is fixed in next-mdx-remote 6.0.0.
Severity ?
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-94 - Improper Control of Generation of Code (Code Injection)
Assigner
References
Impacted products
Vendor Product Version
HashiCorp Shared library Affected: 4.3.0 , < 6.0.0 (semver)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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