VIR Vulnerability Intelligence Relay

CVE-2026-31220

critical
Published 2026-05-12 · Modified 2026-05-18
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
—
VIR risk
9.8

Description

PySyft server-side arbitrary Python execution after code approval

Predictions

Exploit likelihood
97%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Package impact
EcosystemPackageVulnerableFixed
python PyPIsyft<=0.9.5
PIPsyft<= 0.9.5

References

CWEs

CWE-94

Verify integrity in audit chain (admin only). AS-IS.