CVE-2026-84819: WordPress WPAdverts plugin <= 2.3.3 - Cross Site Scripting (XSS) vulnerability

High severity · published Sep 10, 2026

CVE-2026-84819

WordPress WPAdverts plugin <= 2.3.3 - Cross Site Scripting (XSS) vulnerability

7.1

CVSS

0.3%

EPSS

On KEV

Description

Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

Low

Integrity

Low

Availability

Low

Scope

Changed

Exploitation

Is it being used?

Exploit prediction (EPSS)0.3% · higher than 16% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

WPAdverts · Greg Winiarski

through 2.3.3 · source: vendor

Affected product

WPAdverts

Greg Winiarski

All WPAdverts CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-84819

CVE.org

https://www.cve.org/CVERecord?id=CVE-2026-84819

patchstack.com

https://patchstack.com/database/wordpress/plugin/wpadverts/vulnerability/wordpress-wpadverts-plugin-2-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve