CVE-2018-20926 json
cPanel before 70.0.23 allows local privilege escalation via the WHM Locale XML Upload interface (SEC-380).
published 2019-08-01 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-13464
- cvss
- 6.7
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 33%
- public exploits
- 0
- none known
Summary
cPanel before 70.0.23 allows local privilege escalation via the WHM Locale XML Upload interface (SEC-380).
Patch / fix
- cpanel cpanel 62.0.42, 68.0.33, 70.0.23
Exploit prediction
0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.7 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-434 Unrestricted Upload of File with Dangerous Type
References
-
documentation.cpanel.net
/display/CL/70+Change+Log
release-notes, vendor-advisory
Sources
- CVE List CVE-2018-20926
- NVD CVE-2018-20926
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