CVE-2026-31837

HIGH

7.5

Beschreibung

Istio is an open platform to connect, manage, and secure microservices. Prior to 1.29.1, 1.28.5, and 1.27.8, a user of Istio is impacted if the JWKS resolver becomes unavailable or the fetch fails, exposing hardcoded defaults regardless of use of the RequestAuthentication resource. This vulnerability is fixed in 1.29.1, 1.28.5, and 1.27.8.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht3/10/2026

Zuletzt geandert3/18/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

istio:istio

Schwachen (CWE)

CWE-200

Referenzen

https://github.com/istio/istio/security/advisories/GHSA-v75c-crr9-733c(security-advisories@github.com)

IOC Korrelationen

Keine Korrelationen erfasst

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