CVE-2026-93698: Insufficient validation allows arbitrary commands to be executed via the Multilang adminbin

Critical severity · published Oct 2, 2026

CVE-2026-93698

Insufficient validation allows arbitrary commands to be executed via the Multilang adminbin

9.9

CVSS

0.6%

EPSS

On KEV

Description

Insufficient validation allows arbitrary commands to be executed via the Multilang adminbin.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack vector

Network

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Changed

Exploitation

Is it being used?

Exploit prediction (EPSS)0.6% · higher than 50% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

WP Squared · Webpros

before 11.138.1.13 · source: vendor

cPanel · Webpros

before 11.138.0.11; before 11.136.0.45; before 11.134.0.61; before 11.110.0.148 · source: vendor

Affected product

cPanel

Webpros

All cPanel CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-93698

CVE.org

https://www.cve.org/CVERecord?id=CVE-2026-93698

hackerone.com

https://hackerone.com/reports/4054291

support.cpanel.net

https://support.cpanel.net/hc/en-us/articles/43845931719447-Security-CVE-2026-93698-Vulnerability-in-Multilang-Adminbin-September-29-2026

docs.cpanel.net

https://docs.cpanel.net/changelogs/138-change-log/#138011

docs.cpanel.net

https://docs.cpanel.net/changelogs/136-change-log/#136045

docs.cpanel.net

https://docs.cpanel.net/changelogs/134-change-log/#134061

docs.cpanel.net

https://docs.cpanel.net/changelogs/110-change-log/#1100148