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CVE-2026-49821

HIGH
7.7
CVSS 3.1
Description
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.

Metadata

CVE ID
CVE-2026-49821
State
PUBLISHED
Assigner
GitHub_M
Reserved
2026-06-01 18:50 UTC
Published
2026-06-10 17:21 UTC
Last updated
2026-06-10 18:35 UTC
Primary CWE
CWE-441
CWE-441: Unintended Proxy or Intermediary ('Confused Deputy'…
Vendor / Product
fission / fission
Sources
cve.org  ·  NVD

Severity & Metrics

7.7 HIGH CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
fission fission — < 1.24.0
Weakness (CWE)
CWESourceDescription
CWE-441 cna CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')
CWE-862 cna CWE-862: Missing Authorization
CVSS scores (1)
ScoreSeverityVersionSourceVector
7.7 HIGH 3.1 cna CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
References (3)
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