CVE-2026-3340

Name: CVE-2026-3340
Creator: NVD / NIST
Published: 2026-04-30T21:16:32.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.17%

Last modified Jun 17, 2026

CVE-2026-3340 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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 or facilitating other attacks.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

Description

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 or facilitating other attacks.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.17%

6.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

Affected Software

Vendor	Product	Versions
Langflow	Langflow Desktop	>= 1.0.0, <= 1.8.4

References

https://www.ibm.com/support/pages/node/7271096Vendor Advisory

Timeline

Published: Apr 30, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-3340?

How severe is CVE-2026-3340?

CVE-2026-3340 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.

How do I fix CVE-2026-3340?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-3340?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST