CVE-2025-23672

High

Published: 22 January 2025

Published

22 January 2025

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 0.0035 57.6th percentile

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

Summary

CVE-2025-23672 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-15 (Information Output Filtering) and SI-2 (Flaw Remediation).

Deeper analysis

CVE-2025-23672 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the Instant Appointment WordPress plugin by tenteeglobal. This issue affects the instant-appointment plugin in all versions from n/a through 1.2 inclusive. The vulnerability was published on 2025-01-22 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 and no required privileges, though it demands user interaction such as clicking a malicious link. Exploitation enables reflected XSS, allowing arbitrary script execution in the victim's browser context with a changed security scope, resulting in low impacts to confidentiality, integrity, and availability.

Mitigation details are available in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/instant-appointment/vulnerability/wordpress-instant-appointment-plugin-1-2-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2025-3331

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in tenteeglobal Instant Appointment instant-appointment allows Reflected XSS.This issue affects Instant Appointment: from n/a through <= 1.2.

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 →

T1059.007 JavaScript Execution

Adversaries may abuse various implementations of JavaScript for execution.

attack.mitre.org →

Why these techniques?

The vulnerability is in a public-facing WordPress plugin enabling exploitation of public-facing applications via T1190. Reflected XSS directly facilitates arbitrary JavaScript execution in the victim's browser mapping to T1059.007.

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