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CVE-2026-93447— 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 OSS 1.0.0 至 1.12.2 版本存在漏洞，攻击者若能访问服务器密钥并具备 Redis 写入权限，即可提交恶意的序列化缓存值。当该值被获取并反序列化时，可能以服务进程的权限执行攻击者控制的代码。

CVSS 7.5 · High
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I. Basic Information for CVE-2026-93447

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 an attacker with access to the server secret and Redis write access to submit a malicious serialized cache value. When the value was retrieved, deserialization could have executed attacker-controlled code with the privileges of the service process.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
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-2026-93447

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III. Intelligence Information for CVE-2026-93447

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Other References for CVE-2026-93447 (1)

Same Patch Batch · IBM · 2026-10-07 · 13 CVEs total

CVE-2026-93674 9.8 CRITICAL Langflow OSS is affected by multiple vulnerabilities
CVE-2026-88962 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93675 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-97673 8.8 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93449 8.5 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93445 8.1 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93677 7.7 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93678 7.6 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93443 7.5 HIGH Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93448 6.5 MEDIUM Langflow OSS is affected by multiple vulnerabilities
CVE-2026-97671 6.5 MEDIUM Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93679 4.3 MEDIUM Langflow OSS is affected by multiple vulnerabilities

IV. Related Vulnerabilities

Same product: Langflow OSS
Same vendor: IBM
Same weakness: CWE-502

V. Comments for CVE-2026-93447

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