CVE-2025-22322
Published: 21 January 2025
Summary
CVE-2025-22322 is a high-severity Cross-site Scripting (CWE-79) vulnerability. Its CVSS base score is 7.1 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 32.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-15 (Information Output Filtering).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
Directly addresses reflected XSS by filtering output prior to web page generation to neutralize injected scripts.
Validates and sanitizes untrusted inputs from unauthenticated users to prevent malicious script payloads from being reflected.
Remediates the specific flaw in the UserPro plugin through timely identification and patching of vulnerable versions up to 4.10.0.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Reflected XSS in public-facing WordPress plugin directly enables exploitation of web applications (T1190) and client-side script execution via malicious links (T1203).
NVD Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in DeluxeThemes Private Messages for UserPro userpro-messaging allows Reflected XSS.This issue affects Private Messages for UserPro: from n/a through <= 4.10.0.
Deeper analysisAI
CVE-2025-22322 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the DeluxeThemes Private Messages for UserPro plugin (userpro-messaging) for WordPress. The issue affects versions from n/a through 4.10.0 and was published on 2025-01-21.
The vulnerability carries a CVSS v3.1 base score of 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L), indicating network accessibility, low attack complexity, no required privileges, and user interaction such as clicking a malicious link. Unauthenticated attackers can exploit it by injecting script payloads that reflect in the web page, achieving low impacts on confidentiality, integrity, and availability within the victim's browser context due to the changed scope.
Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/userpro-messaging/vulnerability/wordpress-private-messages-for-userpro-plugin-4-10-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.
Details
- CWE(s)