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CVE-2026-57120

PraisonAI: execute_code sandbox bypass: str.format C-level attribute access reads every blocklisted dunder PUBLISHED

Description (CNA)

PraisonAI is a multi-agent teams system. Prior to praisonaiagents 1.6.59, execute_code sandbox mode permits runtime assembly of blocklisted dunder names and allows str.format or str.format_map to resolve dotted fields through C-level attribute access that bypasses _safe_getattr. This exposes class, qualified-name, base-class, globals, and object-dictionary attributes to prompt-influenced code when approval is automatically granted, producing a high-impact read primitive without establishing a complete in-process execution chain. This issue is fixed in praisonaiagents 1.6.59.

Affected (CNA)

Vendor / productVersions
MervinPraison / praisonaiagentsaffected < 1.6.59

CWE

CWE-693

References

ADP enrichment

CISA-ADP

No English description supplied.