Skip to content
NewA calmer, faster ZeroHour

Meta fairseq FairseqAdam YAML parsing flaw enables RCE (ZDI-26-927)

Original title: ZDI-26-927: (0Day) Meta fairseq FairseqAdam YAML File Parsing Code Injection Remote Code Execution Vulnerability

ZDI Published Advisories ()
Part of a story covered by 21 sourcesZDI publishes 10 unpatched Meta fairseq zero-day RCE flawsMerged summary & timeline
AI summary · x-ai/grok-4.7Summaries by Vani AI

Opening a malicious file is required; ZDI rates the unpatched issue CVSS 7.8.

ZDI published ZDI-26-927 for an unpatched YAML parsing code-injection flaw in Meta fairseq's FairseqAdam component. Remote attackers can run arbitrary code if a user opens a malicious file. ZDI assigned CVSS 7.8. Affected builds, a fix, and a CVE are not given.

Unconfirmed: Whether the flaw is exploited or patched is not stated in the notice.

Key facts
  • Advisory identifier is ZDI-26-927, marked 0-day.
  • The target must open a malicious file.
  • ZDI CVSS score is 7.8.
  • No patch version or CVE is stated.
Security assessment · AI, from the article

Impact: arbitrary code execution after opening a malicious file

ProductAffected
Meta fairseq FairseqAdam—
What to do
  1. 1.Avoid opening untrusted fairseq YAML configuration files.
Analyze this story with Vani AIImpact, who is affected and what defenders should do, in a new chat

From the original article

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Meta fairseq. User interaction is required to exploit this vulnerability in that the target must 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.