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CVE-2026-7700— langflow-ai langflow LambdaFilterComponent lambda_filter.py eval code injection

Quick assessment

Affected
langflow-ai langflow
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Langflow是Langflow开源的一个用于构建多代理和 RAG 应用程序的可视化框架。 Langflow 1.8.4及之前版本存在注入漏洞，该漏洞源于组件LambdaFilterComponent中文件src/lfx/src/lfx/components/llm_operations/lambda_filter.p的函数eval，可能导致代码注入。

CVSS 6.3 · Medium EPSS 0.39% · P31

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 5

VendorProduct Version RangeStatus
langflow-ai langflow 1.8.0 affected
1.8.1 affected
1.8.2 affected
1.8.3 affected
1.8.4 affected
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I. Basic Information for CVE-2026-7700

Vulnerability Information
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Vulnerability Title
langflow-ai langflow LambdaFilterComponent lambda_filter.py eval code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in langflow-ai langflow up to 1.10.2. This affects the function eval of the file src/lfx/src/lfx/components/llm_operations/lambda_filter.py of the component LambdaFilterComponent. Executing a manipulation can lead to code injection. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Langflow 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Langflow是Langflow开源的一个用于构建多代理和 RAG 应用程序的可视化框架。 Langflow 1.8.4及之前版本存在注入漏洞，该漏洞源于组件LambdaFilterComponent中文件src/lfx/src/lfx/components/llm_operations/lambda_filter.p的函数eval，可能导致代码注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
langflow-ai langflow 1.10.0 cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-7700

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III. Intelligence Information for CVE-2026-7700

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Vendor Advisories for CVE-2026-7700 (1)

News Coverage for CVE-2026-7700 (1)

IV. Related Vulnerabilities

Same product: langflow
Same vendor: langflow-ai
Same weakness: CWE-94

V. Comments for CVE-2026-7700

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