What is CVE-2026-3340?

CVE-2026-3340 is a medium-severity vulnerability in Ibm Langflow Desktop, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2026-04-30.

How severe is CVE-2026-3340?

Medium severity. CVSS v3 base score is 6.5 out of 10.

SSRF in Ibm Langflow Desktop

CVE-2026-3340

IBM Langflow Desktop 1.0.0 through 1.8.4 IBM Langflow 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 o…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.000 (11.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Ibm Langflow Desktop — versions 1.0.0
Langflow Langflow_desktop

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

psirt@us.ibm.com (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-3340?: CVE-2026-3340 is a medium-severity vulnerability in Ibm Langflow Desktop, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.5/10. Published 2026-04-30.
How severe is CVE-2026-3340?: Medium severity. CVSS v3 base score is 6.5 out of 10.