ZDI-CAN-29591: ZDI-26-914: (0Day) Meta fairseq Wav2VecModel YAML File Parsing Code Injection Remote Code Execution Vulnerability

Published Nov 11, 2026
·
Updated

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 7.8.

Event History

Nov 11, 2026
Advisory Published
via ZDI·06:00 AM
Data Sourced
via ZDI·06:00 AM
Description

Frequently Asked Questions

1

What must an attacker do to exploit this issue?

An attacker must persuade the target to open a malicious YAML file. Exploitation requires user interaction and can result in arbitrary code execution on the affected installation.

2

Who is most exposed to this vulnerability?

Users or systems that open YAML files with Meta fairseq's Wav2VecModel functionality are exposed to malicious-file attacks. The provided information does not indicate whether any particular deployment configuration is safe by default.

3

How severe is the reported issue?

The advisory assigns a CVSS score of 7.8, and the listed risk score is 69. Successful exploitation allows arbitrary code execution.

Contact

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