VulnerabilityPublished
ZDI-26-919: (0Day) Meta fairseq FairseqAdafactor YAML File Parsing Code Injection Remote Code Execution Vulnerability
Source Zero Day Initiative
0
Severity
HighRated High by Zero Day Initiative
Data as of 11 Nov 2026, 16:50 UTC
What to do
AI-suggested
Until a fix is available, users should avoid opening untrusted YAML files with Meta fairseq FairseqAdafactor.
Description
A remote code execution vulnerability exists in Meta fairseq's FairseqAdafactor YAML file parsing. Exploitation requires user interaction by opening a malicious file. The vulnerability has a high severity rating of 7.8 by ZDI.
References
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