CVE-2025-6985 is a high-severity XML External Entity (XXE) vulnerability affecting the HTMLSectionSplitter class in langchain-text-splitters version 0.3.8. This flaw stems from unsafe XSLT parsing, allowing attackers to read arbitrary local files or perform outbound HTTP(S) fetches without authentication or special privileges. The vulnerability has a CVSS score of 7.5 (HIGH) due to its network-based attack vector, low complexity, and high confidentiality impact. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Langchain-Ai | Langchain-Ai/Langchain | >= unspecified, <= latestCNA affected |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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