Vulnerability Details : CVE-2022-2473
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.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2022-2473
- cpe:2.3:a:wp-useronline_project:wp-useronline:*:*:*:*:*:wordpress:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-2473
1.86%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 88 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-2473
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.8
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
1.7
|
2.7
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
Wordfence |
CWE ids for CVE-2022-2473
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by:
- nvd@nist.gov (Primary)
- security@wordfence.com (Secondary)
References for CVE-2022-2473
-
https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve
WP-UserOnline <= 2.87.6 - Authenticated (Admin+) Stored Cross-Site ScriptingThird Party Advisory
-
https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt
WordPress WP-UserOnline 2.87.6 Cross Site Scripting ≈ Packet StormExploit;Third Party Advisory;VDB Entry
-
https://www.exploit-db.com/exploits/50988
WordPress Plugin WP-UserOnline 2.87.6 - Stored Cross-Site Scripting (XSS) - PHP webapps ExploitThird Party Advisory;VDB Entry
-
https://youtu.be/Q3zInrUnAV0
WP-UserOnline Stored XSS - YouTubeExploit
-
https://www.exploitalert.com/view-details.html?id=38912
WordPress WP-UserOnline 2.87.6 Cross Site Scripting - ExploitalertExploit;Third Party Advisory
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https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2473
Vulnerability Advisories - WordfenceThird 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=
Changeset 2758412 for wp-useronline – WordPress Plugin RepositoryPatch
-
https://www.exploitalert.com/view-details.html?id=38893
WordPress Plugin WP-UserOnline 2.87.6 Stored Cross-Site Scripting (XSS) - ExploitalertExploit;Third Party Advisory
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