CVE-2025-6984

UNKNOWN

Published Unknown

Actions:

Expert Analysis

Professional remediation guidance

Get tailored security recommendations from our analyst team for CVE-2025-6984. We'll provide specific mitigation strategies based on your environment and risk profile.

No CVSS data available

Description

The langchain-ai/langchain project, specifically the EverNoteLoader component, is vulnerable to XML External Entity (XXE) attacks due to insecure XML parsing. The affected version is 0.3.63. The vulnerability arises from the use of etree.iterparse() without disabling external entity references, which can lead to sensitive information disclosure. An attacker could exploit this by crafting a malicious XML payload that references local files, potentially exposing sensitive data such as /etc/passwd.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

EU Vulnerability Database

Monitored by ENISA for EU cybersecurity

EU Coordination

EU Coordinated

Exploitation Status

No Known Exploitation

EUVD ID

View on ENISA

ENISA Analysis

Malicious code in bioql (PyPI)

Affected Products (ENISA)

langchain-ai

langchain-ai/langchain

ENISA Scoring

CVSS Score (3.0)

7.5

/10

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Score

0.050

probability

ENISA References

https://huntr.com/bounties/a6b521cf-258c-41c0-9edb-d8ef976abb2a

Data provided by ENISA EU Vulnerability Database. Last updated: October 3, 2025

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed HIGH

Langchain Community Vulnerable to XML External Entity (XXE) Attacks

GHSA-pc6w-59fv-rh23

Advisory Details

The langchain-ai/langchain project, specifically the EverNoteLoader component, is vulnerable to XML External Entity (XXE) attacks due to insecure XML parsing. The vulnerability arises from the use of etree.iterparse() without disabling external entity references, which can lead to sensitive information disclosure. An attacker could exploit this by crafting a malicious XML payload that references local files, potentially exposing sensitive data such as /etc/passwd. This issue has been fixed in 0.3.27 of langchain-community.

Affected Packages

PyPI langchain-community

ECOSYSTEM: ≥0 <0.3.27

CVSS Scoring

CVSS Score

7.5

CVSS Vector


                                    CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2025-6984

WEB https://github.com/langchain-ai/langchain-community/commit/e842452108089524e22c3a2ced851c021884556f

PACKAGE https://github.com/langchain-ai/langchain-community

WEB https://github.com/langchain-ai/langchain/blob/d79b5813a0b3b243c612b77013768995e46c4337/libs/langchain/langchain/document_loaders/evernote.py#L1-L23

WEB https://huntr.com/bounties/a6b521cf-258c-41c0-9edb-d8ef976abb2a

Advisory provided by GitHub Security Advisory Database. Published: September 4, 2025, Modified: September 5, 2025

Published: Unknown

Last Modified: Unknown

Copied to clipboard!