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CVE-2026-7687— langflow-ai langflow Full Builtins code_parser.py CodeParser.parse_callable_details command 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Full Builtins Module Handler中文件src/lfx/src/lfx/custom/code_parser/code_parser.py的函数CodeParser.parse_callable_details，可能导致命令注入。

CVSS 6.3 · Medium EPSS 2.60% · P85

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-2026-7687

Vulnerability Information
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Vulnerability Title
langflow-ai langflow Full Builtins code_parser.py CodeParser.parse_callable_details command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in langflow-ai langflow up to 1.8.4. Affected by this issue is the function CodeParser.parse_callable_details of the file src/lfx/src/lfx/custom/code_parser/code_parser.py of the component Full Builtins Module Handler. Executing a manipulation can lead to command injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. 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
在命令中使用的特殊元素转义处理不恰当(命令注入)
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Full Builtins Module Handler中文件src/lfx/src/lfx/custom/code_parser/code_parser.py的函数CodeParser.parse_callable_details，可能导致命令注入。
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 1.8.0 cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-7687

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III. Intelligence Information for CVE-2026-7687

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IV. Related Vulnerabilities

Same product: langflow
Same vendor: langflow-ai
Same weakness: CWE-77

V. Comments for CVE-2026-7687

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