Sunday, 13 September 2026
8 agent hacks today 7 vs yesterday (1)

appium-mcp-server Path Traversal in File Write Tools

appium-mcp-server through version 0.1.61 fails to validate file paths in write_file and write_files_batch tools, allowing attackers to write files outside the intended directory and potentially overwrite arbitrary files with server privileges.

Disclosed 1 September 2026 · Record updated 13 September 2026

Impact

Attackers can overwrite arbitrary files including shell profiles and configuration files in the home directory using the server user's privileges.

Our coverage

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Sources

  1. github.comhttps://github.com/advisories/GHSA-j4m2-645j-49qh