GHSA-8W9J-HC3G-3G7F PraisonAI Has ReDoS via Unvalidated User-Controlled Regex in MCPToolIndex.search_tools()

Summary MCPToolIndex.searchtools compiles a caller-supplied string directly as a Python regular expression with no validation, sanitization, or timeout. A crafted regex causes catastrophic backtracking in the re engine, blocking the Python thread for hundreds of seconds and causing a complete...

PT-2026-29826

Name of the Vulnerable Software and Affected Versions PraisonAI versions prior to 4.5.90 Description PraisonAI's MCPToolIndex.search tools function compiles a caller-supplied string directly as a Python regular expression without validation, sanitization, or a timeout. A crafted regular expressio...