Unrated severityNVD Advisory· Published Mar 10, 2026· Updated Mar 11, 2026
Istio JWKS resolver to prevent private key material from being exposed when JWKS fetch fails.
CVE-2026-31837
Description
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.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- github.com/istio/istio/security/advisories/GHSA-v75c-crr9-733cmitrex_refsource_CONFIRM
News mentions
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