cPanel en WHM · Kwetsbaarheid Verholpen
Affects Nationaal Cyber Security Centrum cPanelSource GCVE Database
Exploited in the wild · KEV due 3 May 2026 · public exploit available (Metasploit, Exploit-DB) : upgrade to 11.136.1.7 now.
Data as of 27 Oct 2026, 00:07 UTC
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
- Patch
- Available – fixed in 11.136.1.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 29 Apr 2026
Detectable: evidence found.
nuclei template: cPanel & WHM - Authentication Bypass via Session-File CRLF Injection
Weaponised: evidence found.
1 Metasploit module · 1 Exploit-DB entry, 27 days after disclosure
Exploited in the wildExploited: evidence found.
Listed in CISA KEV 1 day after disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by VulnCheck
, 7 days before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 56 minutes after disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed · ransomware use known
, 1 day after disclosure
KEV remediation due
US federal deadline
, 4 days after disclosure
First Exploit-DB entry (opens in a new tab)
cPanel - CRLF Injection
, 27 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade WP Squared to 11.136.1.7.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| WebProscPanel | Affected
| Fixed in– |
| WebProsWP Squared | Affected
| Fixed in
|
| WebProsWHM | Affected
| Fixed in– |
GitHubwebpros/cpanelpkg:github/webpros/cpanelOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
cPanel heeft een kwetsbaarheid verholpen in cPanel en WHM producten, inclusief versies na 11.40 en vóór de specifieke gepatchte releases.