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CVE-2026-104334— Langflow OSS is affected by multiple vulnerabilities

Quick assessment

Affected
IBM Langflow OSS
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.

IBM Langflow 开源版本（OSS）1.0.0 至 1.12.2 版本中存在一个漏洞，攻击者可以利用该漏洞远程执行任意代码。此问题是由于对代码生成的控制不当所导致的。

CVSS 9.8 · Critical

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-104334

Vulnerability Information
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Vulnerability Title
Langflow OSS is affected by multiple vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote attacker to execute arbitrary code due to improper control of code generation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM Langflow OSS 1.0.0 ~ 1.12.2 cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-104334

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III. Intelligence Information for CVE-2026-104334

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Other References for CVE-2026-104334 (1)

Same Patch Batch · IBM · 2026-10-06 · 11 CVEs total

CVE-2026-97678 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-97679 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-97655 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-97676 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-104335 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-97680 8.3 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-97674 8.1 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-103360 8.1 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-101331 7.7 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-101329 6.5 MEDIUM Langflow OSS is affected by multiple vulnerabilities

IV. Related Vulnerabilities

Same product: Langflow OSS
Same vendor: IBM
Same weakness: CWE-94

V. Comments for CVE-2026-104334

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