CVE-2025-27289
Published: 17 April 2025
Summary
CVE-2025-27289 is a high-severity Cross-site Scripting (CWE-79) vulnerability. Its CVSS base score is 7.1 (High).
Operationally, ranked in the top 28.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
The vulnerability is a reflected cross-site scripting flaw (CWE-79) in the Restrict Taxonomies WordPress plugin developed by Antoine Guillien. It stems from improper neutralization of input during web page generation and affects all versions through 1.3.3.
An unauthenticated attacker can supply a malicious payload via a crafted request that is reflected back to a victim user who follows a link, resulting in script execution in the browser with changed scope and limited impacts to confidentiality, integrity, and availability.
The issue is tracked in the Patchstack vulnerability database, which identifies the affected plugin versions and serves as the primary advisory reference for this CVE.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-11623
Vulnerability details
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Antoine Guillien Restrict Taxonomies restrict-taxonomies allows Reflected XSS.This issue affects Restrict Taxonomies: from n/a through <= 1.3.3.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.