What is CVE-2026-50570?

CVE-2026-50570 is a high-severity vulnerability in Fission, classified under Improper Privilege Management. CVSS score: 8.5/10. Published 2026-06-10.

How severe is CVE-2026-50570?

High severity. CVSS v3 base score is 8.5 out of 10.

Privilege escalation in Fission

CVE-2026-50570

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.25.0, Fission added PodSpec safety validation for tenant-facing Environment an…

Vulnerability class: Privilege Escalation

EPSS: 0.003 (19.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:L.

Affected products

Fission — versions < 1.25.0

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-50570?: CVE-2026-50570 is a high-severity vulnerability in Fission, classified under Improper Privilege Management. CVSS score: 8.5/10. Published 2026-06-10.
How severe is CVE-2026-50570?: High severity. CVSS v3 base score is 8.5 out of 10.