CVE-2026-47397

Summary

PraisonAI is a multi-agent teams system. Prior to version 4.6.40, hidden metadata in a webpage causes PraisonAI agents to write attacker-controlled content to arbitrary paths. write_file skips path validation when workspace=None (always None in production). Version 4.6.40 fixes the issue.

Affected Software

Weaknesses

• CWE-22: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References

• https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-hvhp-v2gc-268q
• https://github.com/MervinPraison/PraisonAI/pull/1684
• https://github.com/MervinPraison/PraisonAI/commit/b0d8f777528f3253a0cfb0a3ef65455da6ae32f6

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