What’s Vulnerable › Vulnerabilities

CVE-2026-12767: Langflow is vulnerable to server-side request forgery due to missing egress validation on server-side URL fetches

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-09-16
• Weakness: CWE-918

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.

Affected products

• IBM Langflow OSS: from 1.0.0 through 1.11.5

References

• https://www.ibm.com/support/pages/node/7286665

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