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CVE-2026-48520

Langflow: Unauthenticated Shareable Playground arbitrary local or S3 file read

Published: Jun 23, 2026Updated: Jun 26, 2026 Sources: CVE List NVDCWE-73
6.1MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 83.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.10.0, the "Shareable Playground" (or "Public Flows" in code) contains a potential arbitrary file-read vulnerability, depending on the exact flow configuration used. By making a flow public, public execution of the flow is allowed. The execution request can contain a list of files that gets read by Langflow and fed into the LLM. The files path can be any path supported by the storage - it can be either a local file or S3 path if supported by the local configuration This vulnerability is fixed in 1.10.0.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:RS:CC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-73

Affected Products

langflow-ai
commercial
langflowSaaS
AI / ML
langflow
commercialaka langflow desktop, langflow-base
langflowSaaS
AI / ML / ai-agent-tooling

Exploitability

Official Patch Available
Scannable·OpenVAS
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References

https://github.com/langflow-ai/langflow/security/advisories/GHSA-rcjh-r59h-gq37
github.com
News mentions
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