CVE-2026-31837

Katalog CVE

CVSS 7.5 · High EPSS 0,70%

Kerentanan Exposure of Sensitive Information to an Unauthorized Actor pada istio. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

10 Maret 2026

Terakhir diubah

20 Juli 2026

Status NVD

Modified

CVSS 3.1

7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-1392: Use of Default Credentials

EPSS (30 hari)

0,70% peluang dieksploitasi; lebih tinggi dari 52,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/istio/istio/security/advisories/GHSA-v75c-crr9-733c advisory vendor
• https://access.redhat.com/errata/RHSA-2026:10184
• https://access.redhat.com/errata/RHSA-2026:5948
• https://access.redhat.com/errata/RHSA-2026:5950
• https://access.redhat.com/errata/RHSA-2026:5952
• https://access.redhat.com/security/cve/CVE-2026-31837
• https://bugzilla.redhat.com/show_bug.cgi?id=2446344
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-31837.json