CVE-2026-878999.4CriticalCWE-250
CVE-2026-87899: WebPros cPanel vulnerability
WebPros · cPanel
Vendor fix available · Affected: WebPros cPanel · Exploitation: not established
ExploitationNot established
Not in CISA KEV as of catalogue 2026.11.13 (13 Nov)
- In CISA KEV: not seen
- Exploited (reported): not seen
- Scanning observed: not seen
- Proof of concept public: not seen
- Not establishedNothing in the sources we check
0.6%probability of exploitation in the next 30 days
49th percentile
050100
Higher than 49% of scored CVEs
9.4CriticalCVSS 4.0
LowMediumHighCrit.
DescriptionNVD
Execution with unnecessary privileges in cPanel allows remote authenticated users to execute arbitrary code with root privileges.
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- WebPros
- Published
- September 2026
Coverage1 article · 1 outlet
First in our coverage: SecurityOnline, 24 Sep.
- cPanel Flaws Let Local Users Seize Shared Hosting ServersSecurityOnline · first in our coverage
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