What is CVE-2026-17628?

CVE-2026-17628 is a medium-severity vulnerability in IBM Langflow Oss, classified under Improper Authentication. CVSS score: 5.4/10. Published 2026-09-14.

How severe is CVE-2026-17628?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in IBM Langflow Oss

CVE-2026-17628

IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to change the password of an account due to improper authentication.

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Ibm Langflow Oss

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

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

Frequently asked questions

What is CVE-2026-17628?: CVE-2026-17628 is a medium-severity vulnerability in IBM Langflow Oss, classified under Improper Authentication. CVSS score: 5.4/10. Published 2026-09-14.
How severe is CVE-2026-17628?: Medium severity. CVSS v3 base score is 5.4 out of 10.