Description
@tinacms/mdx before 2.4.2 contains a code injection vulnerability in its MDX serializer, which writes rich-text values into MDX expressions without escaping them. Authenticated content editors can save crafted values that break out of list field or highlightColor expressions in the stored .mdx file, executing JavaScript in visitors' browsers or on build and server-side rendering hosts.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
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References
History
Wed, 11 Nov 2026 19:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | @tinacms/mdx before 2.4.2 contains a code injection vulnerability in its MDX serializer, which writes rich-text values into MDX expressions without escaping them. Authenticated content editors can save crafted values that break out of list field or highlightColor expressions in the stored .mdx file, executing JavaScript in visitors' browsers or on build and server-side rendering hosts. | |
| Title | @tinacms/mdx before 2.4.2 Code Injection via MDX Serializer Rich-Text Values | |
| Weaknesses | CWE-94 | |
| References |
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| Metrics |
cvssV3_1
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Subscriptions
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-11-11T18:41:07.073Z
Reserved: 2026-11-11T18:27:27.097Z
Link: CVE-2026-126774
No data.
Status : Received
Published: 2026-11-11T19:17:37.937
Modified: 2026-11-11T19:17:37.937
Link: CVE-2026-126774
No data.
OpenCVE Enrichment
No data.
Weaknesses
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CWE-94
Improper Control of Generation of Code ('Code Injection')