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Status published
High
CVE-2021-25742
Ingress-nginx custom snippets allows retrieval of ingress-nginx serviceaccount token and secrets across all namespaces
Vulnerability Description
A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use the custom snippets feature to obtain all secrets in the cluster.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Mitch Hulscher
References
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Affected Vendor
Kubernetes
View all reports →Affected Software
Kubernetes ingress-nginx
Vulnerable Versions:
unspecified, next of 0.49.0, next of 1.0.0
Timeline
Official Publish:
October 29th, 2021
Last Modified:
September 16th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L