CVE-2026-123974

HIGH 7.8

pytorch/serve: Local privilege escalation through insecure temporary path

CVSS Score

7.8

EPSS Score

0.0%

EPSS Percentile

0th

In all versions of PyTorch's TorchServe, a predictable extraction directory in /tmp lets a local user swap the model handler and run code as the TorchServe service account leading to local privilege escalation.

CWE	CWE-379
Vendor	pytorch
Product	torchserve
Published	Nov 6, 2026
Last Updated	Nov 6, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

PyTorch / TorchServe

0 < *

References

NVD ↗ CVE.org ↗ EPSS Data ↗

christbowel.com: https://christbowel.com/blog/torchserve-lpe/ github.com: https://github.com/Christbowel/torchserve-lpe

Credits

Christ Bowel