Cyber Resilience

CVE-2025-23729

High

Published: 23 January 2025

Published
23 January 2025
Modified
23 April 2026
KEV Added
—
Patch
—
CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS Score 0.0018 39.1th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-23729 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 39.1th 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).

Deeper analysis

CVE-2025-23729 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the fures XTRA Settings (xtra-settings) WordPress plugin. This issue affects all versions of the plugin from n/a through 2.1.8 inclusive. The vulnerability was published on 2025-01-23 and 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).

Attackers can exploit this vulnerability remotely over the network with low attack complexity, requiring no privileges or authentication but relying on user interaction, such as clicking a malicious link. Exploitation changes the security scope and enables limited impacts on confidentiality, integrity, and availability, typically allowing arbitrary JavaScript execution in the victim's browser context within the affected WordPress site.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/xtra-settings/vulnerability/wordpress-xtra-settings-plugin-2-1-8-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve documents the Reflected XSS vulnerability in XTRA Settings plugin version 2.1.8 and provides guidance on mitigation for affected WordPress installations.

EU & UK References

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in fures XTRA Settings xtra-settings allows Reflected XSS.This issue affects XTRA Settings: from n/a through <= 2.1.8.

CWE(s)
CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1204.001 Malicious Link Execution
An adversary may rely upon a user clicking a malicious link in order to gain execution.
attack.mitre.org →
Why these techniques?

Reflected XSS in public-facing WordPress plugin enables exploitation of public-facing applications via crafted malicious links requiring user interaction for JS execution.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2025-22765Shared CWE-79
CVE-2024-13885Shared CWE-79
CVE-2025-23645Shared CWE-79
CVE-2025-24017Shared CWE-79
CVE-2025-24544Shared CWE-79
CVE-2025-68037Shared CWE-79
CVE-2025-23725Shared CWE-79
CVE-2025-22357Shared CWE-79
CVE-2026-24955Shared CWE-79
CVE-2025-23834Shared CWE-79

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-15 Information Output Filtering good match
prevent

SI-15 requires filtering of information outputs to prevent reflected XSS by ensuring user-supplied inputs are properly encoded before inclusion in dynamically generated web pages.

SI-10 Information Input Validation good match
prevent

SI-10 enforces validation of information inputs, directly addressing improper neutralization of inputs that enables XSS payloads in the WordPress plugin.

SI-2 Flaw Remediation good match
prevent

SI-2 mandates timely identification, reporting, and correction of flaws, enabling patching of the vulnerable xtra-settings plugin versions up to 2.1.8.

References