Istio JWKS resolver to prevent private key material from being exposed when JWKS fetch fails.
21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 8.7epss 0.4%
probabilidade de exploração
0.4%top 69% das CVEs
exploração observada
nãonenhuma fonte reporta
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Produtos afetados
istio · istioReferências
https://access.redhat.com/errata/RHSA-2026:10184https://access.redhat.com/errata/RHSA-2026:5948https://access.redhat.com/errata/RHSA-2026:5950https://access.redhat.com/errata/RHSA-2026:5952https://access.redhat.com/security/cve/CVE-2026-31837https://bugzilla.redhat.com/show_bug.cgi?id=2446344https://github.com/istio/istio/security/advisories/GHSA-v75c-crr9-733chttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-31837.json