What is CVE-2026-7528?

CVE-2026-7528 is a high-severity vulnerability in IBM Langflow Oss, classified under Uncontrolled Resource Consumption. CVSS score: 7.1/10. Published 2026-05-27.

How severe is CVE-2026-7528?

High severity. CVSS v3 base score is 7.1 out of 10.

Resource exhaustion in IBM Langflow Oss

CVE-2026-7528

IBM Langflow OSS 1.0.0 through 1.9.0 could allow a denial of service due to uncontrolled resource consumption.

Vulnerability class: DoS (Denial of Service)

Published 2026-05-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

IBM Langflow Oss — versions 1.0.0
Langflow

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

www.ibm.com/support/pages/node/7273427 (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-7528?: CVE-2026-7528 is a high-severity vulnerability in IBM Langflow Oss, classified under Uncontrolled Resource Consumption. CVSS score: 7.1/10. Published 2026-05-27.
How severe is CVE-2026-7528?: High severity. CVSS v3 base score is 7.1 out of 10.