5.3
MEDIUM CVSS 3.1
CVE-2025-46148
PyTorch PairwiseDistance Eager Evaluation Vulnerability
Description

In PyTorch through 2.6.0, when eager is used, nn.PairwiseDistance(p=2) produces incorrect results.

INFO

Published Date :

Sept. 25, 2025, 3:16 p.m.

Last Modified :

Oct. 3, 2025, 5:59 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2025-46148 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linuxfoundation pytorch
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
Update PyTorch to a version that resolves the nn.PairwiseDistance calculation issue.
  • Update PyTorch to the latest stable version.
  • Verify nn.PairwiseDistance calculations in eager mode.
  • Consult PyTorch documentation for specific fixes.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-46148.

URL Resource
https://gist.github.com/shaoyuyoung/4bcefba4004f8271e64b5185c95a248a Third Party Advisory
https://gist.github.com/shaoyuyoung/65a587a579dfdff887b9b35bb79b9093 Third Party Advisory
https://github.com/pytorch/pytorch/issues/151198 Issue Tracking
https://github.com/pytorch/pytorch/pull/152993 Issue Tracking Patch
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-46148 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-46148 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-46148 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-46148 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Oct. 03, 2025

    Action Type Old Value New Value
    Added CWE NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:a:linuxfoundation:pytorch:*:*:*:*:*:python:*:* versions up to (including) 2.6.0
    Added Reference Type MITRE: https://gist.github.com/shaoyuyoung/4bcefba4004f8271e64b5185c95a248a Types: Third Party Advisory
    Added Reference Type MITRE: https://gist.github.com/shaoyuyoung/65a587a579dfdff887b9b35bb79b9093 Types: Third Party Advisory
    Added Reference Type MITRE: https://github.com/pytorch/pytorch/issues/151198 Types: Issue Tracking
    Added Reference Type MITRE: https://github.com/pytorch/pytorch/pull/152993 Types: Issue Tracking, Patch
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 25, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  • New CVE Received by [email protected]

    Sep. 25, 2025

    Action Type Old Value New Value
    Added Description In PyTorch through 2.6.0, when eager is used, nn.PairwiseDistance(p=2) produces incorrect results.
    Added Reference https://gist.github.com/shaoyuyoung/4bcefba4004f8271e64b5185c95a248a
    Added Reference https://gist.github.com/shaoyuyoung/65a587a579dfdff887b9b35bb79b9093
    Added Reference https://github.com/pytorch/pytorch/issues/151198
    Added Reference https://github.com/pytorch/pytorch/pull/152993
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.3
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact