CVE-2025-22755
Published: 15 January 2025
Summary
CVE-2025-22755 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 in the top 42.4% of CVEs by exploit likelihood; 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).
Deeper analysis
CVE-2025-22755 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the WP Headmaster WordPress plugin (wp-headmaster) by bavington. The issue affects all versions of the plugin from n/a through 0.3 inclusive.
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, but user interaction such as clicking a malicious link. Remote attackers can exploit it to inject and execute arbitrary scripts in the context of a victim's browser on affected sites, achieving low impacts to confidentiality, integrity, and availability with a changed scope.
The Patchstack advisory (https://patchstack.com/database/Wordpress/Plugin/wp-headmaster/vulnerability/wordpress-wp-headmaster-plugin-0-3-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve) documents the Reflected XSS vulnerability in WP Headmaster plugin version 0.3.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-2970
Vulnerability details
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bavington WP Headmaster wp-headmaster allows Reflected XSS.This issue affects WP Headmaster: from n/a through <= 0.3.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Reflected XSS in public-facing WordPress plugin directly enables exploitation of the web application (T1190) and arbitrary JavaScript execution in the victim's browser (T1059.007).
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
SI-15 requires filtering of information outputs to neutralize malicious scripts, directly preventing reflected XSS exploitation in the WP Headmaster plugin.
SI-10 enforces validation of information inputs, addressing the improper neutralization of user input that enables script injection in this CVE.
SI-2 mandates identification, reporting, and correction of system flaws, ensuring remediation of the specific XSS vulnerability in WP Headmaster versions through 0.3.