ZDI-CAN-29621: ZDI-26-918: (0Day) Meta fairseq VGGTransformerModel 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 vulnerability?
An attacker must persuade the target to open a malicious YAML file. Successful exploitation can then result in arbitrary code execution on the affected installation.
2
Is this exploitable without user interaction?
No. The target must open the attacker-supplied malicious file for exploitation to occur.