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CVE-2025-54430: dedupe is a python library that uses machine learning to perform fuzzy matching, deduplication and e…

Occurred
Jul 30, 2025
Published
Jul 30, 2025
Source
NVD CVE

Summary

dedupe is a python library that uses machine learning to perform fuzzy matching, deduplication and entity resolution quickly on structured data. Before commit 3f61e79, a critical severity vulnerability has been identified within the .github/workflows/benchmark-bot.yml workflow, where a issue_comment can be triggered using the @benchmark body. This workflow is susceptible to exploitation as it checkout the ${{ github.event.issue.number }}, which correspond to the branch of the PR manipulated by potentially malicious actors, and where untrusted code may be executed. Running untrusted code may lead to the exfiltration of GITHUB_TOKEN, which in this workflow has write permissions on most of the scopes - in particular the contents one - and could lead to potential repository takeover. This is fixed by commit 3f61e79.

Tags

  • CVE
  • CVE-2025-54430
  • cvss:CRITICAL

Classification

Category confidence: 90%
Severity confidence: 95%

Rationale: Software vulnerability in ML library workflow allowing code execution and token exfiltration, not fitting AI-specific categories.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

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