What is CVE-2023-46229?

CVE-2023-46229 is a high-severity vulnerability in Langchain, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.8/10. Published 2023-10-19.

How severe is CVE-2023-46229?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2023-46229 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Langchain

CVE-2023-46229

LangChain before 0.0.317 allows SSRF via document_loaders/recursive_url_loader.py because crawling can proceed from an external server to an internal server.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2023-10-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.447 (98.7th percentile), scored 2026-10-04.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.447 · newest: 0.447 · change: 0.000

Affected products

Langchain

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

References

github.com/langchain-ai/langchain/pull/11925 (Patch, Vendor Advisory)
github.com/langchain-ai/langchain/commit/9ecb7240a480720ec9d739b3877a52f76098a2… (Patch)

Frequently asked questions

What is CVE-2023-46229?: CVE-2023-46229 is a high-severity vulnerability in Langchain, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.8/10. Published 2023-10-19.
How severe is CVE-2023-46229?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-46229 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.