Disclosure summary
A look at how Kubernetes CVE-2021-25740 allows users with EndpointSlice access to redirect traffic via shared ingress and load balancer services.
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Datadog Security Labs · RSS-a9ae7c9e1b127af203d795d686a45bb9965
Open original source · Updated May 20, 2026
Unpatchable Vulnerabilities of Kubernetes: CVE-2021-25740
CVE mention in publisher metadata; check the original affected versions.
Original records & references
- NIST NVD record
- CVE Program record
- securitylabs.datadoghq.com — Publisher advisory
PUBLISHED 2026-05-20T20:00:00-04:00
MODIFIED 2026-05-20T20:00:00-04:00
INGESTED 2026-10-06T11:43:45-04:00