5.5
MEDIUM
CVE-2022-2473
WordPress WP-UserOnline Stored Cross-Site Scripting Vulnerability
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.

INFO

Published Date :

Sept. 6, 2022, 6:15 p.m.

Last Modified :

May 5, 2025, 5:18 p.m.

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.3
Affected Products

The following products are affected by CVE-2022-2473 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Wp-useronline_project wp-useronline
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-2473.

URL Resource
https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt Exploit Third Party Advisory VDB Entry
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail= Patch
https://www.exploit-db.com/exploits/50988 Third Party Advisory VDB Entry
https://www.exploitalert.com/view-details.html?id=38893 Exploit Third Party Advisory
https://www.exploitalert.com/view-details.html?id=38912 Exploit Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve Third Party Advisory
https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2473 Third Party Advisory
https://youtu.be/Q3zInrUnAV0 Exploit
https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt Exploit Third Party Advisory VDB Entry
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail= Patch
https://www.exploit-db.com/exploits/50988 Third Party Advisory VDB Entry
https://www.exploitalert.com/view-details.html?id=38893 Exploit Third Party Advisory
https://www.exploitalert.com/view-details.html?id=38912 Exploit Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve Third Party Advisory
https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2473 Third Party Advisory
https://youtu.be/Q3zInrUnAV0 Exploit

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-2473 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-2473 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 05, 2025

    Action Type Old Value New Value
    Added CWE CWE-79
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt
    Added Reference https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail=
    Added Reference https://www.exploitalert.com/view-details.html?id=38893
    Added Reference https://www.exploitalert.com/view-details.html?id=38912
    Added Reference https://www.exploit-db.com/exploits/50988
    Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve
    Added Reference https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2473
    Added Reference https://youtu.be/Q3zInrUnAV0
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Removed CWE Wordfence CWE-79
  • Modified Analysis by [email protected]

    Oct. 24, 2023

    Action Type Old Value New Value
    Changed Reference Type https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail= Patch, Third Party Advisory https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail= Patch
    Changed Reference Type https://www.exploitalert.com/view-details.html?id=38912 No Types Assigned https://www.exploitalert.com/view-details.html?id=38912 Exploit, Third Party Advisory
    Changed Reference Type https://www.exploit-db.com/exploits/50988 No Types Assigned https://www.exploit-db.com/exploits/50988 Third Party Advisory, VDB Entry
    Changed Reference Type https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve No Types Assigned https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve Third Party Advisory
    Changed Reference Type https://youtu.be/Q3zInrUnAV0 No Types Assigned https://youtu.be/Q3zInrUnAV0 Exploit
  • CVE Modified by [email protected]

    Oct. 20, 2023

    Action Type Old Value New Value
    Added Reference https://youtu.be/Q3zInrUnAV0 [No Types Assigned]
    Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve [No Types Assigned]
    Added Reference https://www.exploitalert.com/view-details.html?id=38912 [No Types Assigned]
    Added Reference https://www.exploit-db.com/exploits/50988 [No Types Assigned]
  • Initial Analysis by [email protected]

    Sep. 10, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt No Types Assigned https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt Exploit, Third Party Advisory, VDB Entry
    Changed Reference Type https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail= No Types Assigned https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail= Patch, Third Party Advisory
    Changed Reference Type https://www.exploitalert.com/view-details.html?id=38893 No Types Assigned https://www.exploitalert.com/view-details.html?id=38893 Exploit, Third Party Advisory
    Changed Reference Type https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2473 No Types Assigned https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2473 Third Party Advisory
    Added CWE NIST CWE-79
    Added CPE Configuration OR *cpe:2.3:a:wp-useronline_project:wp-useronline:*:*:*:*:*:wordpress:*:* versions up to (including) 2.87.6
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-2473 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-2473 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.36 }} 0.00%

score

0.57864

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: Jul. 15, 2025 9:34