CVE-2026-82843

Katalog CVE

CVSS 9.0 · Critical EPSS 0,19%

Kerentanan Improper Authentication. Skor CVSS 3.1 9.0 (Critical) menurut CISA ADP.

Deskripsi (NVD)

The WP OAuth Server ( Login with WordPress ) WordPress plugin before 6.4.0 does not bind the OpenID Connect identity assertion it issues to the authorization grant being exchanged, returning instead the assertion belonging to whichever user authenticated most recently, which allows users with the Subscriber role and above to obtain a validly signed identity assertion for another user, including an administrator, and authenticate as them at any application that uses the site for single sign-on.

Rincian

Terbit di NVD

23 September 2026

Terakhir diubah

24 September 2026

Status NVD

Deferred

CVSS 3.1

9.0 (Critical), sumber CISA ADP
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-287: Improper Authentication

EPSS (30 hari)

0,19% peluang dieksploitasi; lebih tinggi dari 7,6% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://wpscan.com/vulnerability/45bc7096-5d04-4fe6-a332-31aed507a3a0/