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Critical · 9.8 CVE-2026-57141 EUVD-2026-78423GHSA-p69m-4f92-2v84

PraisonAI: Remote Code Execution via Sandbox Escape in `codeMode` Tool

Published Sep 15, 2026 · Updated Sep 15, 2026 · Assigned by GitHub_M

Description

PraisonAI is a multi-agent teams system. Prior to 1.7.2, the codeMode tool in src/praisonai-ts/src/tools/builtins/code-mode.ts executes model-generated JavaScript with new Function() and with(sandbox), while a regular-expression blocklist can be bypassed with Function('return this')() to recover the global object and by constructing the child_process module name dynamically. An attacker who can influence the code argument can access host process capabilities, read or write files, obtain environment credentials, and execute operating-system commands with the PraisonAI process privileges. This issue is fixed in version 1.7.2.

Affected products

VendorProductAffectedFixed
MervinPraison PraisonAI < 1.7.2 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm praisonai < 1.7.2 1.7.2 GHSA-p69m-4f92-2v84

References