What is CVE-2026-44247?

CVE-2026-44247 is a medium-severity vulnerability in Linuxfoundation Volcano, classified under Uncontrolled Resource Consumption. CVSS score: 6.8/10. Published 2026-05-27.

How severe is CVE-2026-44247?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Resource exhaustion in Linuxfoundation Volcano

CVE-2026-44247

Volcano is a Kubernetes-native batch scheduling system. Prior to v1.14.2, v1.13.3, and v1.12.4, the Volcano webhook server does not enforce a size limit on incoming HTTP request bodies. Any in-cluster pod that can reach the webhook endpoin…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.000 (9.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.

Affected products

Linuxfoundation Volcano
Volcano-sh Volcano — versions >= 1.14.0-alpha.0, < 1.14.2, >= 1.13.0, < 1.13.3, < 1.12.4

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2026-44247?: CVE-2026-44247 is a medium-severity vulnerability in Linuxfoundation Volcano, classified under Uncontrolled Resource Consumption. CVSS score: 6.8/10. Published 2026-05-27.
How severe is CVE-2026-44247?: Medium severity. CVSS v3 base score is 6.8 out of 10.