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Meta FAIRChem load_and_preprocess_data RCE via untrusted data deserialization

Original title: ZDI-26-793: Meta FAIRChem load_and_preprocess_data Deserialization of Untrusted Data Remote Code Execution Vulnerability

ZDI Published Advisories ()
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 rates the flaw 7.8; a user must open a malicious page or file, and no CVE or fix is named.

ZDI published ZDI-26-793, a deserialization-of-untrusted-data flaw in Meta FAIRChem's load_and_preprocess_data path. Remote attackers can run arbitrary code only if the target visits a malicious page or opens a malicious file. ZDI assigned CVSS 7.8. Affected versions, a patch, and exploitation status are not stated.

Unconfirmed: Affected versions, a fix, a CVE, and real-world exploitation are not stated.

Key facts
  • The advisory id is ZDI-26-793.
  • Exploitation requires the victim to visit a page or open a file.
  • ZDI's CVSS score is 7.8.
  • No CVE identifier appears 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

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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.