CVE-2025-71356

HIGH8.1

picklescan - Arbitrary Code Execution via torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression

Published Jul 4, 2026

Modified 2 weeks ago

Details

picklescan before 0.0.28 fails to detect malicious torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression function calls in pickle files. Attackers can embed undetected code in pickle files that executes remote code when loaded by victims.

References

ADVISORY

https://github.com/mmaitre314/picklescan/security/advisories/GHSA-f4x7-rfwp-v3xw

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2025-71356

ADVISORY

https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-torch-fx-experimental-symbolic-shapes-shapeenv-evaluate-guards-expression

CVSS Analysis

CVSS v4.0

7.6

Exploitability

Attack Vector