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CVE-2026-104315— 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 1.12.3 存在服务端请求伪造（SSRF）漏洞。该漏洞可能允许已认证的攻击者从系统中发起未经授权的请求，从而导致网络枚举，或为其他攻击创造条件。

CVSS 4.3 · Medium Updated Oct 29, 2026

Possible ATT&CK Techniques 2 AI

T1090 · Proxy T1071 · Application Layer Protocol

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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 1.12.3 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Source: CVE Program / CVE List V5

Vulnerability Type

服务端请求伪造(SSRF)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
IBM	Langflow OSS	1.0.0 ~ 1.12.3	`cpe:2.3:a:ibm:langflow_oss:1.0.0:::::::*`

II. Public POCs for CVE-2026-104315

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-104315

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Other References for CVE-2026-104315 (1)

https://www.ibm.com/support/pages/node/7293015 vendor-advisory patch

https://www.cve.org/CVERecord?id=CVE-2026-104315

Same Patch Batch · IBM · 2026-10-29 · 33 CVEs total

CVE-2026-107329	9.9 CRITICAL	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-107328	9.9 CRITICAL	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-107327	9.9 CRITICAL	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-93680	9.8 CRITICAL	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-110186	9.8 CRITICAL	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-104339	9.8 CRITICAL	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-104328	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-110309	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-110244	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-110196	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-110193	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-107326	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-104324	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-101288	8.8 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-103092	8.5 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-104317	8.1 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-110245	7.5 HIGH	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-18894	6.5 MEDIUM	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-104309	6.5 MEDIUM	Langflow OSS is affected by multiple vulnerabilities
CVE-2026-104314	6.5 MEDIUM	Langflow OSS is affected by multiple vulnerabilities

Showing top 20 of 33 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Langflow OSS

Same vendor: IBM

Same weakness: CWE-918