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CVE-2026-65643

Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute...

8.7 HighPublic exploit

CVE-2026-65643 is a high vulnerability (CVSS 8.7) in Cpanel, published September 1, 2026. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.88%, the 59th percentile. No source names a fixed version.

What does this mean?
Severity
8.7 HighCVSS 4.0, CVE List
Exploit chance
0.88%EPSS, 59th percentile
Exploitation
None known2 public exploits
Fixed in
No fix listedNo source names one

Description

Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute arbitrary code as root.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.88%Up 0.2 points since Sep 1, 2026
90%50%10%1%

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
PoC in GitHubHORKimhab/CVE-2026-656432026-08-28
PoC in GitHubtc4dy/CVE-2026-65643-PoC-Toolkit2026-09-03

What each source reports

CVE List Score used8.7

Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute arbitrary code as root.

Record
CVE-2026-65643
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness
CWE-95
Updated
2026-11-03
EUVDEUVD-2026-689228.7

Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute arbitrary code as root.

Record
EUVD-2026-68922
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-3x5r-hcq6-ggfv8.7

Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute...

Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute arbitrary code as root.

Record
GHSA-3x5r-hcq6-ggfv
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-95
Updated
2026-11-02
NVD8.7

Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute arbitrary code as root.

Record
CVE-2026-65643
CVSS 4.0
8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-95
Updated
2026-11-04

History

History
RecordedChangedSources
factsCVE List, EUVD
first indexedCVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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