SSRF in Langchain Langchain-text-splitters
CVE-2026-41481
LangChain is a framework for building agents and LLM-powered applications. Prior to langchain-text-splitters 1.1.2, HTMLHeaderTextSplitter.split_text_from_url() validated the initial URL using validate_safe_url() but then performed the fe…
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.003 (17.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Langchain Langchain-text-splitters
- Langchain-ai Langchain-text-splitters — versions < 1.1.2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-41481?
- CVE-2026-41481 is a medium-severity vulnerability in Langchain Langchain-text-splitters, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2026-04-24.
- How severe is CVE-2026-41481?
- Medium severity. CVSS v3 base score is 6.5 out of 10.