Medium severity · published Sep 6, 2022
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…
4.8
CVSS
1.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WP
Wp-useronline · Wp-useronline Project
through 2.87.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-2473
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-2473
Exploit
https://packetstormsecurity.com/files/167864/wpuseronline2876-xss.txt
Patch
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2758412%40wp-useronline&new=2758412%40wp-useronline&sfp_email=&sfph_mail=
Third Party Advisory
https://www.exploit-db.com/exploits/50988
Exploit
https://www.exploitalert.com/view-details.html?id=38893
Exploit
https://www.exploitalert.com/view-details.html?id=38912
Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/6a44a55e-a96a-4698-9948-6ef33138a834?source=cve
More from Wp-useronline
4.8
CVE-2022-2941
The WP-UserOnline plugin for WordPress has multiple Stored Cross-Site Scripting vulnerabilities in versions up to, and including 2.88.0