by Kastro
Paper/Archive/CVE-2026-87899

CVE-2026-87899

WebPros cPanel — Execution with unnecessary privileges in cPanel allows remote authenticated users to execute arbitrary code with root privileges.

EPSS 0.6%CVSS 9.4
critical.is priorityof 100
38
CVSS 9.4 (CNA)9.4 / 10 × 3028.2Not in CISA KEV+300.0EPSS percentile 49.3.493 × 209.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Execution with unnecessary privileges in cPanel allows remote authenticated users to execute arbitrary code with root privileges.

Affected

ProductAffectedFixed inSource
cPanel11.120.0.0 – < 11.134.0.5711.134.0.57CNA
cPanel11.136.0.0 – < 11.136.0.4111.136.0.41CNA
cPanel11.138.0.0 – < 11.138.0.811.138.0.8CNA

Scores by source

hackerone (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refsupport.cpanel.net/hc/en-us/articles/43591715125271