CVE-2026-78847

An issue in gray-matter All versions (verified on 4.0.3) allows the JavaScript engine in lib/engines.js using eval() to parse front matter when language is js/javascript.This allows arbitrary code execution.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
References
https://blog.checo.cc/en/posts/Security/1
https://github.com/jonschlinkert/gray-matter/issues/112
https://github.com/jonschlinkert/gray-matter/issues/131
https://github.com/jonschlinkert/gray-matter/issues/182