PYSEC-2026-546 PySyft server-side arbitrary Python execution after code approval

PySyft Syft Datasite/Server versions 0.9.5 and earlier are vulnerable to remote code execution due to insufficient validation and sandboxing of user-submitted code. The system allows low-privileged users to submit Python functions via @sy.syftfunction for remote execution on the server. While a...

GHSA-CFPG-C974-JFHQ PySyft server-side arbitrary Python execution after code approval

PySyft Syft Datasite/Server versions 0.9.5 and earlier are vulnerable to remote code execution due to insufficient validation and sandboxing of user-submitted code. The system allows low-privileged users to submit Python functions via @sy.syftfunction for remote execution on the server. While a...

PT-2026-40059

Name of the Vulnerable Software and Affected Versions PySyft Syft Datasite/Server versions prior to 0.9.6 Description Insufficient validation and sandboxing of user-submitted code allow remote code execution. Low-privileged users can submit Python functions via @sy.syft function for remote...

Must approve 0 first

Lines of code Vulnerability details Impact Some tokens like USDT do not work when changing the allowance from an existing non-zero allowance value.They must first be approved by zero and then the actual allowance must be approved. Proof of Concept Tools Used None Recommended Mitigation Steps Use...