XPath + XSLT injection — query manipulation in XML data stores, server-side XSLT RCE via document() / EXSLT extensions.
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tessl review fix ./packages/decepticon/decepticon/skills/standard/exploit/web/xpath-xslt/SKILL.mdSecurity
2 findings: 1 critical severity, 1 medium severity. Installing this skill is not recommended: please review these findings carefully if you do intend to do so.
Detected high-risk code patterns in the skill content — including its prompts, tool definitions, and resources — such as data exfiltration, backdoors, remote code execution, credential theft, system compromise, supply chain attacks, and obfuscation techniques.
This document contains explicit exploit techniques and proof-of-concept payloads that enable data exfiltration, SSRF, authentication bypass, and remote code execution via XPath/XSLT injection.
The skill prompts the agent to compromise the security or integrity of the user’s machine by modifying system-level services or configurations, such as obtaining elevated privileges, altering startup scripts, or changing system-wide settings.
The skill contains concrete PoCs for reading local files (document('file:///etc/passwd')) and performing XSLT-based RCE (e.g. rt:exec(...)), which enable executing commands on a target host and thus can be used to compromise the machine's state, so it is high-risk.
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