CVE-2018-20911
cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of...
cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of cpaddonsup (SEC-359).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of cpaddonsup (SEC-359).
- Record
CVE-2018-20911- CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of cpaddonsup (SEC-359).
- Record
CVE-2018-20911- Updated
- 2026-11-02
EUVDEUVD-2018-13449 No score
cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of cpaddonsup (SEC-359).
- Record
EUVD-2018-13449- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x7h3-m42w-6h68
cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of...
cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of cpaddonsup (SEC-359).
- Record
GHSA-x7h3-m42w-6h68- CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-79
- 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-2018-20911 is a high vulnerability (CVSS 7.2) in Cpanel, published August 1, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.58%, the 75th percentile. No source names a fixed version.