Is there a public exploit for CVE-2026-104331?

No public exploit for CVE-2026-104331 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-104331?

CVE-2026-104331 scores CVSS 5.4 (v3.1), rated medium.

5.4 Medium

IBM Langflow OSS 1.0.0 through 1.12.3 is vulnerable to server-side request forgery (SSRF).

CVE-2026-104331

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.

Part of the AI stack

This affects Langflow, in Agent frameworks.

Assessment

CVSS: 5.4 (v3.1)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 29 October 2026
Last updated: 4 November 2026
Weakness: CWE-918
Assigner: psirt@us.ibm.com

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

At the source

References

https://www.ibm.com/support/pages/node/7293015

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