CVE-2025-22719

High

Published: 21 January 2025

Published

21 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 0.0013 32.1th percentile

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

Summary

CVE-2025-22719 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 32.1th 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-2025-22719 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Stored Cross-site Scripting (XSS, CWE-79), in the VikAppointments Services Booking Calendar WordPress plugin by e4jvikwp (vikappointments). This issue affects all versions from n/a through 1.2.16, as published on 2025-01-21.

The vulnerability has 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), indicating exploitation over the network with low complexity, no required privileges, and user interaction. Unauthenticated attackers can inject malicious scripts that are stored on the server and executed in the browsers of subsequent users viewing affected pages, potentially leading to low-level impacts on confidentiality, integrity, and availability within a changed scope.

The Patchstack advisory provides further details on this CSRF-to-Stored XSS vulnerability in the VikAppointments Services Booking Calendar plugin version 1.2.16: https://patchstack.com/database/Wordpress/Plugin/vikappointments/vulnerability/wordpress-vikappointments-services-booking-calendar-plugin-1-2-16-csrf-to-stored-xss-vulnerability?_s_id=cve. Security practitioners should consult it for patch availability and mitigation guidance.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2025-2940

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in e4jvikwp VikAppointments Services Booking Calendar vikappointments allows Stored XSS.This issue affects VikAppointments Services Booking Calendar: from n/a through <= 1.2.16.

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?

Stored XSS in public-facing WordPress plugin directly enables exploitation of public-facing applications (T1190) and arbitrary JavaScript execution in victim browsers (T1059.007).

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