MediumVulnerability

CVE-2025-46148: PyTorch nn.PairwiseDistance produces incorrect results in eager mode

Source: NVD(opens in a new tab)
Identifier: CVE-2025-46148
Published: September 25, 2025
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.4%

Summary

CVE-2025-46148 affects PyTorch through 2.6.0. When eager mode is used, nn.PairwiseDistance(p=2) produces incorrect results. The NVD has not yet provided an assessment, and the weakness is classified as NVD-CWE-noinfo (Insufficient Information).

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

CVSS score: 5.3(medium)
EPSS: 0.4%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 4, 2026.

Classification

Attack sophistication: Moderate
AI component targeted: Framework
Impact: Integrity
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-46148

First tracked: February 15, 2026 at 08:37 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 85% (self-assessed)