CVE-2026-109440 LangAlpha - Command Injection

LangAlpha through 2026.09.07 contains an indirect prompt injection vulnerability caused by lack of allow-list and human approval in Bash and ExecuteCode components, letting remote attackers execute shell or Python commands and exfiltrate secrets, exploit requires attacker to plant malicious instructions in web content.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Published
20 October 2026
Updated
20 October 2026

Vendor fix

Update to the latest version beyond 2026.09.07 with proper allow-list and human-in-the-loop approval mechanisms.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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