CVE-2026-41940

CRITICAL

9.8

Descripcion

cPanel and WHM versions after 11.40 contain an authentication bypass vulnerability in the login flow that allows unauthenticated remote attackers to gain unauthorized access to the control panel.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado4/29/2026

Ultima modificacion4/30/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

cpanel:cpanelcpanel:whmcpanel:wp_squared

Debilidades (CWE)

CWE-306

Referencias

https://docs.cpanel.net/release-notes/release-notes(disclosure@vulncheck.com)

https://docs.wpsquared.com/changelogs/versions/changelog/#13617(disclosure@vulncheck.com)

https://support.cpanel.net/hc/en-us/articles/40073787579671-cPanel-WHM-Security-Update-04-28-2026(disclosure@vulncheck.com)

https://www.namecheap.com/status-updates/ongoing-critical-security-vulnerability-in-cpanel-april-28-2026(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/cpanel-and-whm-authentication-bypass-via-login-flow(disclosure@vulncheck.com)

https://github.com/watchtowrlabs/watchTowr-vs-cPanel-WHM-AuthBypass-to-RCE.py(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-41940(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlaciones IOC

Sin correlaciones registradas

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