Cyber Resilience

CVE-2025-23759

High

Published: 31 January 2025

Published
31 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-2025-23759 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 Steal Web Session Cookie (T1539); 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-2025-23759 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the Affiliate Tools Việt Nam WordPress plugin. This issue affects all versions from n/a through 0.3.17 inclusive, as published on 2025-01-31.

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). Any network-accessible attacker without privileges can exploit it by crafting malicious input that reflects back to users, requiring user interaction such as clicking a specially crafted link. Exploitation changes the security scope, enabling low-impact effects on confidentiality, integrity, and availability, such as executing scripts in the victim's browser context to steal session data or manipulate page content.

Patchstack provides details on this WordPress plugin vulnerability, including assessment and potential mitigation steps, accessible at https://patchstack.com/database/Wordpress/Plugin/affiliate-tools-viet-nam/vulnerability/wordpress-affiliate-tools-viet-nam-plugin-0-3-17-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.

EU & UK References

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Gavin Affiliate Tools Việt Nam affiliate-tools-viet-nam allows Reflected XSS.This issue affects Affiliate Tools Việt Nam: from n/a through <= 0.3.17.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1539 Steal Web Session Cookie Credential Access
An adversary may steal web application or service session cookies and use them to gain access to web applications or Internet services as an authenticated user without needing credentials.
T1185 Browser Session Hijacking Collection
Adversaries may take advantage of security vulnerabilities and inherent functionality in browser software to change content, modify user-behaviors, and intercept information as part of various browser session hijacking techniques.
Why these techniques?

Reflected XSS enables arbitrary JavaScript execution in the victim's browser upon clicking a crafted link, directly facilitating theft of web session cookies (T1539) and browser session hijacking (T1185) as described in the CVE.

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

CVEs Like This One

CVE-2026-32277Shared CWE-79
CVE-2026-35035Shared CWE-79
CVE-2026-46367Shared CWE-79
CVE-2025-25102Shared CWE-79
CVE-2025-26918Shared CWE-79
CVE-2025-67923Shared CWE-79
CVE-2026-27655Shared CWE-79
CVE-2026-30919Shared CWE-79
CVE-2025-23883Shared CWE-79
CVE-2026-41904Shared CWE-79

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

prevent

Directly mandates information input validation to neutralize malicious input before it is processed and reflected in web page generation, preventing XSS exploitation.

prevent

Requires filtering and validation of information prior to output, ensuring reflected user input is properly encoded to block script execution in victims' browsers.

prevent

Ensures identification, reporting, and correction of flaws like this reflected XSS vulnerability in plugins through timely patching and remediation processes.

References