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cpe:2.3:a:langchain:langchain-openai:*:*:*:*:*:*:*:*

part: a version: * update: *

VendorLangchain (3bec1db6-30f1-5f7c-8067-d161076b8e16)
ProductLangchain Openai (21b61df5-3128-5b5e-9e15-f0e90d907663)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*
NotesImported from purl2cpe mapping

PURL mappings

PURLSourceLast updated
pkg:github/langchain-ai/langchain purl2cpe 2026-06-01 10:15:38.662954
pkg:pypi/langchain purl2cpe 2026-06-01 10:15:38.662957

Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2026-41488 vulnerable 2026-06-08 08:03:15.477144 angchain-openai: Image token counting SSRF protection can be bypassed via DNS rebinding
LOW (3.1)
LangChain is a framework for building agents and LLM-powered applications. Prior to 1.1.14, langchain-openai's _url_to_size() helper (used by get_num_tokens_from_messages for image token counting) validated URLs for SSRF protection and then fetched them in a separate network operation with independent DNS resolution. This left a TOCTOU / DNS rebinding window: an attacker-controlled hostname could resolve to a public IP during validation and then to a private/localhost IP during the actual fetch.
Published: 2026-04-24T20:57:25.658Z
Updated: 2026-04-27T13:40:42.065Z
Reference links
Imported from gcve-enriched-dumps CVE data

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