Resource exhaustion in Linuxfoundation Tekton_pipelines
CVE-2026-40924
Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, the HTTP resolver's FetchHttpResource function calls io.Read…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.001 (17.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linuxfoundation Tekton_pipelines
- Tektoncd Pipeline — versions >= 1.4.0, < 1.6.2, >= 1.2.0, < 1.3.4, >= 1.7.0, < 1.9.3
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-40924?
- CVE-2026-40924 is a medium-severity vulnerability in Linuxfoundation Tekton_pipelines, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2026-04-21.
- How severe is CVE-2026-40924?
- Medium severity. CVSS v3 base score is 6.5 out of 10.