CVE-2019-11818

Public Exploit

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.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.24%
Third-Party Advisory github.com Third-Party Advisory openwall.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/alkacon/opencms-core/issues/635 third party advisory exploit
https://www.openwall.com/lists/oss-security/2019/04/30/3 mailing list exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-11818?
CVE-2019-11818 has been scored as a medium severity vulnerability.
How to fix CVE-2019-11818?
To fix CVE-2019-11818, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-11818 being actively exploited in the wild?
It is possible that CVE-2019-11818 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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