CVE-2026-109307Craft CMS 5.0.0 before 5.10.14 DOM XSS via returnUrl in 2FA Verification

Descripción

Craft CMS 5.0.0 before 5.10.14 contains a DOM-based cross-site scripting vulnerability in the control panel login and 2FA verification flow, where a user-controlled returnUrl accepting javascript: URLs is used in client-side navigation. Attackers can lure a 2FA-enabled victim into opening a crafted /admin/login?verify=1 URL between password submission and TOTP verification, executing JavaScript in the authenticated control panel with the victim's permissions.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• GitHub Security Advisory (GHSA-w5rh-mhxj-wr8r) vendor-advisory
• VulnCheck Advisory: Craft CMS 5.0.0 before 5.10.14 DOM XSS via returnUrl in 2FA Verification third-party-advisory