CVE-2026-12767

Medium

Description

IBM Langflow OSS 1.0.0 through 1.11.5 is vulnerable to server-side request forgery (SSRF). This may allow an unauthenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Langflow

PublishedSep 14, 2026

First seenSep 14, 2026

Weakness typeCWE-918Server-side request forgery (SSRF)

How to fix

Update

langflow langflow1.11.6 or later

Patches

ibm.com/support/pages/node/7286665

Affected products

Product	Affected versions	Fixed in
langflow langflow	1.0.0 ≤ v < 1.11.6	1.11.6

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.