CVE-2025-71356

HIGH

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

Title source: cna
STIX 2.1

Description

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 (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-f4x7-rfwp-v3xw)
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-f4x7-rfwp-v3xw
Third Party Advisory third-party-advisory
VulnCheck Advisory: picklescan - Arbitrary Code Execution via torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression
https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-torch-fx-experimental-symbolic-shapes-shapeenv-evaluate-guards-expression

Scores

CVSS v3 8.1
EPSS 0.0030
EPSS Percentile 22.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-502
Status published
Products (2)
picklescan/picklescan < 0.0.28
picklescan/picklescan 0.0.28
Published Jul 04, 2026
Tracked Since Jul 04, 2026