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Meta FAIRChem run_validation deserialization bug allows remote code execution

Original title: ZDI-26-808: Meta FAIRChem run_validation Deserialization of Untrusted Data Remote Code Execution Vulnerability

ZDI Published Advisories ()1
Part of a story covered by 17 sourcesZDI publishes 10 Meta FAIRChem untrusted-data RCE advisoriesMerged summary & timeline
AI summary · x-ai/grok-4.7Summaries by Vani AI

ZDI-26-808 is scored 7.8 and needs the target to open a malicious page or file.

ZDI published ZDI-26-808, a deserialization-of-untrusted-data flaw in Meta FAIRChem's run_validation path. Remote attackers can run arbitrary code only after the target visits a malicious page or opens a malicious file. ZDI assigned CVSS 7.8. Versions, a fix, and a CVE are not stated.

Unconfirmed: Affected versions, a fix, a CVE, and exploitation status are not stated.

Key facts
  • The advisory id is ZDI-26-808.
  • The affected path is run_validation.
  • The victim must visit a page or open a file.
  • No CVE is listed in the notice.
Security assessment · AI, from the article

Impact: Remote arbitrary code execution after user interaction

ProductAffected
Meta FAIRChem—
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From the original article

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Meta FAIRChem. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.

ZDI Published Advisories

zerodayinitiative.com

Read the full article at ZDI Published Advisories

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.