VulnerabilityPublished
ZDI-26-945: (0Day) Meta FAIRChem convert_fine_tune_checkpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability
Source Zero Day Initiative
0
Severity
HighRated High by Zero Day Initiative
Data as of 11 Nov 2026, 17:26 UTC
What to do
AI-suggested
Until a fix is available, users should avoid interacting with untrusted content that could trigger the vulnerability.
Description
A remote code execution vulnerability exists in Meta FAIRChem's convert_fine_tune_checkpoint component due to deserialization of untrusted data. Exploitation requires user interaction, such as visiting a malicious webpage or opening a malicious file. The vulnerability has a high severity rating of 7.8 assigned by ZDI.
References
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