CVE-2025-46059

critical

Description

langchain-ai v0.3.51 was discovered to contain an indirect prompt injection vulnerability in the GmailToolkit component. This vulnerability allows attackers to execute arbitrary code and compromise the application via a crafted email message. NOTE: this is disputed by the Supplier because the code-execution issue was introduced by user-written code that does not adhere to the LangChain security practices.

References

https://python.langchain.com/docs/security/

https://github.com/langchain-ai/langchain/issues/30833

https://github.com/langchain-ai/langchain-community/issues/217#issuecomment-3144824471

https://github.com/Jr61-star/CVEs/blob/main/CVE-2025-46059.md

Details

Source: Mitre, NVD

Published: 2025-07-29

Updated: 2026-04-15

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00078