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CVE-2026-0969 Arbitrary code execution in React server-side rendering of untrusted MDX content

🗓️ 12 Feb 2026 01:35:06Reported by HashiCorpType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

CVE-2026-0969: The MDX serialize function in next-mdx-remote allows arbitrary code execution from untrusted content.

Related
Affected
Refs
[
  {
    "defaultStatus": "unaffected",
    "platforms": [
      "64 bit",
      "32 bit",
      "x86",
      "ARM",
      "MacOS",
      "Windows",
      "Linux"
    ],
    "product": "Shared library",
    "repo": "https://github.com/hashicorp/next-mdx-remote",
    "vendor": "HashiCorp",
    "versions": [
      {
        "lessThan": "6.0.0",
        "status": "affected",
        "version": "4.3.0",
        "versionType": "semver"
      }
    ]
  }
]

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