PT-2026-48503 · Fission · Fission

Published 2026-06-10 · Updated 2026-06-10 · CVE-2026-49821

Mitre

CVSS v3.1

7.7

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.24.0, Fission's buildermgr controller processed Package CRDs without verifying that Package.spec.environment.namespace matched Package.metadata.namespace. This issue has been patched in version 1.24.0.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

CWE-441

Related Identifiers

CVE-2026-49821

Affected Products

Fission

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-49821 · Security Note
• https://github.com/fission/fission/pull/3379 · Note
• https://github.com/fission/fission/security/advisories/GHSA-vjhc-cf4p-72q4 · Note
• https://github.com/fission/fission/releases/tag/v1.24.0 · Note