CVE-2019-11818
Alkacon OpenCMS XSS via New User module
EPSS 0.24%
Description
Alkacon OpenCMS v10.5.4 and before is affected by stored cross site scripting (XSS) in the module New User (/opencms/system/workplace/admin/accounts/user_new.jsp). This allows an attacker to insert arbitrary JavaScript as user input (First Name or Last Name), which will be executed whenever the affected snippet is loaded.
How to fix CVE-2019-11818
To remediate CVE-2019-11818, upgrade the affected package to a fixed version below.
- Maven/org.opencms:opencms-core—upgrade to 11.0.0 or later
Is CVE-2019-11818 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 11.0.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U |