Relative Path Traversal Affecting assemblyline-service-client package, versions [,4.6.1.dev138)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Jul 2025
- disclosed25 Jul 2025
- creditUnknown
Introduced: 25 Jul 2025
NewCVE-2025-55013 (opens in a new tab)How to fix?
Upgrade assemblyline-service-client to version 4.6.1.dev138 or higher.
Overview
assemblyline-service-client is an Assemblyline 4 - Service client
Affected versions of this package are vulnerable to Relative Path Traversal via the download_file function in the task_handler.py. An attacker can overwrite arbitrary files, corrupt system files, or potentially execute code by supplying a crafted SHA-256 value that includes path traversal sequences, causing the client to write files to unintended locations on disk.