1sealsemantic last-mile verification

Research / Finding

XDS debug endpoints to require authentication

F-ISTIO-001

Public snapshot: 26 Sep 2026. Status, releases and attribution belong to each source below; none is inferred from another record.

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Recorded evidence

—score not recorded
istio/istio #59054Reported fixistio/istio

XDS debug endpoints to require authentication

fixed publicly with release-note credit
details
Finding IDs
F-ISTIO-001
Status
fixed publicly with release-note credit
Reported via
security contact (email)
Note
severity: HIGH. emailed 2026-02-02; PR #59054 merged on 2026-02-17 as the XDS debug endpoints authentication fix. fixed releases: Istio 1.27.8, 1.28.5, and 1.29.1. release/advisory notes credit: Reported by 1seal, so the earlier not-credited status is no longer current.

F-ISTIO-001: Access control. XDS debug endpoints require authentication. Reviewed 24 Sep 2026. Mechanism assessed by 1seal.

Mechanism source for F-ISTIO-001

Security area (1seal assessment): Identity. XDS debug endpoints require authentication. Reviewed 24 Sep 2026.

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