PT-2026-48507 · Fission · Fission

CVE-2026-50545

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Published

2026-06-10

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Updated

2026-07-30

CVSS v3.1

9.9

Critical

VectorAV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Fission versions prior to 1.24.0
Description An issue exists in the Kubernetes-native serverless framework where the Environment.spec.runtime.podSpec and spec.builder.podSpec passthrough lacks validation. This allows the MergePodSpec function to propagate dangerous fields into the generated pods.
Recommendations Update to version 1.24.0.

Exploit

Fix

Improper Privilege Management

Protection Mechanism Failure

Improper Access Control

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Weakness Enumeration

CWE-269CWE-693CWE-284

Related Identifiers

CVE-2026-50545
GHSA-WMGG-3P4H-48X7
GO-2026-5860
OPENSUSE-SU-2026:21483-1

Affected Products

Fission