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CVE-2026-31236

n/a / n/a PUBLISHED

Description (CNA)

The llm CLI tool thru 0.27.1 contains a critical code injection vulnerability via its --functions command-line argument. This argument is intended to allow users to provide custom Python function definitions. However, the tool directly executes the provided code using the unsafe exec() function without any sanitization, sandboxing, or security restrictions. An attacker can exploit this by crafting a malicious llm command with arbitrary Python code in the --functions argument and using social engineering to trick a victim into running it. This leads to arbitrary code execution on the victim's system, potentially granting the attacker full control.

Affected (CNA)

Vendor / productVersions
n/a / n/aaffected n/a

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

redhat-SADP

A flaw was found in the llm CLI tool. An attacker can exploit a code injection vulnerability by crafting a malicious command with arbitrary Python code in the `--functions` argument. If a victim is tricked into running this command, it leads to arbitrary code execution on their system, potentially granting the attacker full control.