CVE-2025-31642

High

Published: 07 January 2026

Published

07 January 2026

Modified

23 April 2026

KEV Added

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Patch

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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 0.0003 7.3th percentile

Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-31642 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 7.3th 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-2025-31642 is an Improper Neutralization of Input During Web Page Generation vulnerability, enabling Reflected Cross-site Scripting (XSS) as classified under CWE-79. It affects the Dasinfomedia WPCHURCH church-management WordPress plugin across all versions from n/a through 2.7.0.

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). Unauthenticated attackers with network access can exploit it through low-complexity attacks requiring user interaction, such as following a malicious link. Exploitation allows script execution in the context of the victim's browser, resulting in low impacts to confidentiality, integrity, and availability with a changed scope.

Patchstack advisories detail this Reflected XSS issue in the WPCHURCH WordPress plugin version 2.7.0, available at https://patchstack.com/database/Wordpress/Plugin/church-management/vulnerability/wordpress-wpchurch-plugin-2-7-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve. Security practitioners should consult this reference for mitigation guidance and patch information.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2025-206257

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Dasinfomedia WPCHURCH church-management allows Reflected XSS.This issue affects WPCHURCH: from n/a through <= 2.7.0.

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 directly enables exploitation of web app (T1190) via malicious link requiring user click (T1204.001) to trigger browser script execution.

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