Medium severity · published Jul 31, 2026
CVE-2026-58047
HTTP Smuggling in cPanel allows potential leak of credentials
5.6
CVSS
0.5%
EPSS
No
On KEV
Description
HTTP Smuggling in cPanel allows potential leak of credentials.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WS
WP Squared · WebPros
before 11.138.1.6 · source: vendor
CP
cPanel · WebPros
before 11.110.0.137; before 11.126.0.78; before 11.134.0.48; before 11.136.0.32; before 11.137.9999.99; before 11.118.0.71 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-58047
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-58047
docs.cpanel.net
https://docs.cpanel.net/changelogs/138-change-log
support.cpanel.net
https://support.cpanel.net/hc/en-us/articles/42285024734743-Security-CVE-2026-58047-HTTP-Request-Smuggling
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