CVE-2017-18421
cPanel before 66.0.2 allows demo accounts to create databases and users (SEC-271).
cPanel before 66.0.2 allows demo accounts to create databases and users (SEC-271).
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
cPanel before 66.0.2 allows demo accounts to create databases and users (SEC-271).
- Record
CVE-2017-18421- CVSS 3.0
- 3.3 Low
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-284
- Updated
- 2026-11-02
CVE List No score
cPanel before 66.0.2 allows demo accounts to create databases and users (SEC-271).
- Record
CVE-2017-18421- Updated
- 2026-11-02
EUVDEUVD-2017-9537 No score
cPanel before 66.0.2 allows demo accounts to create databases and users (SEC-271).
- Record
EUVD-2017-9537- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c2hv-g33p-vqmj
cPanel before 66.0.2 allows demo accounts to create databases and users (SEC-271).
cPanel before 66.0.2 allows demo accounts to create databases and users (SEC-271).
- Record
GHSA-c2hv-g33p-vqmj- CVSS 3.0
- 3.3 Low
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-284
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-18421 is a low vulnerability (CVSS 3.3) in Cpanel, published August 2, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 25th percentile. No source names a fixed version.