What is CVE-2026-123974?

CVE-2026-123974 is a high-severity vulnerability in Pytorch Torchserve, classified under Creation of Temporary File in Directory with Insecure Permissions. CVSS score: 7.8/10. Published 2026-11-06.

How severe is CVE-2026-123974?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Pytorch Torchserve

CVE-2026-123974

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.

Published 2026-11-06 · last modified 2026-11-06.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Pytorch Torchserve

Weakness classification (CWE)

CWE-379 — Creation of Temporary File in Directory with Insecure Permissions

References

Frequently asked questions

What is CVE-2026-123974?: CVE-2026-123974 is a high-severity vulnerability in Pytorch Torchserve, classified under Creation of Temporary File in Directory with Insecure Permissions. CVSS score: 7.8/10. Published 2026-11-06.
How severe is CVE-2026-123974?: High severity. CVSS v3 base score is 7.8 out of 10.