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CVE-2026-27795

Published: Feb 25, 2026Updated: Apr 13, 2026 Sources: CVE List NVD GHSACWE-918
4.1MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 89.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

LangChain Community: redirect chaining can lead to SSRF bypass via RecursiveUrlLoader

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-918

Affected Products

npm
package-ecosystem
@langchain/community
OSS Libraries
langchain-ai
oss-projectaka langchain-ai/langchain, langchain, langgraph
langchainjsMixed
AI / ML / ai-agent-tooling
langchain
oss-projectaka langchain core, langchain-experimental
langchain communityLibrary
AI / ML / ml-framework

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Command and Control
Initial Access
View detailed technique mapping

References

https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-gf3v-fwqg-4vh7
github.com
https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-mphv-75cg-56wg
github.com
https://nvd.nist.gov/vuln/detail/CVE-2026-27795
nvd.nist.gov
and 6 more references View all →

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