CVE-2025-6984: PYSEC-2026-1515 - Langchain Community Vulnerable to XML External Entity (XXE) Attacks

CVE-2025-6984 · Severity: low · CVSS 3 · Published 2026-07-07

Langchain Community Vulnerable to XML External Entity (XXE) Attacks

Technologies: langchain-community (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-6984 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-6984 being exploited in the wild.
How severe is CVE-2025-6984?
Low severity, with a CVSS score of 3, published 7 July 2026.
Which products and versions are affected?
langchain-community (PyPI) ECOSYSTEM:introduced=0,fixed=0.3.27.
Is there a fix for CVE-2025-6984?
Yes. langchain-community (PyPI): upgrade to 0.3.27 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-6984?
Check whether you run langchain-community (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • langchain-community (PyPI): upgrade to 0.3.27 or later
    pip install "langchain-community>=0.3.27"

Affected products

  • langchain-community (PyPI) ECOSYSTEM:introduced=0,fixed=0.3.27

Identifiers

  • CVE-2025-6984
  • GHSA-pc6w-59fv-rh23
  • PYSEC-2026-1515

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