Description
The WP-UserOnline plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘templates[browsingpage][text]' parameter in versions up to, and including, 2.87.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrative capabilities and above to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The only affects multi-site installations and installations where unfiltered_html is disabled.
Published: 2022-09-06
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-34732 The WP-UserOnline plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘templates[browsingpage][text]' parameter in versions up to, and including, 2.87.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrative capabilities and above to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The only affects multi-site installations and installations where unfiltered_html is disabled.
History

Wed, 08 Apr 2026 17:45:00 +0000

Type Values Removed Values Added
Title WP-UserOnline <= 2.87.6 - Authenticated (Admin+) Stored Cross-Site Scripting

Mon, 05 May 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Wp-useronline Project Wp-useronline
cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-04-08T16:58:48.886Z

Reserved: 2022-07-19T00:00:00.000Z

Link: CVE-2022-2473

cve-icon Vulnrichment

Updated: 2024-08-03T00:39:07.851Z

cve-icon NVD

Status : Modified

Published: 2022-09-06T18:15:14.013

Modified: 2026-04-08T18:17:25.537

Link: CVE-2022-2473

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses