Cyber Resilience

CVE-2025-23900

High

Published: 16 January 2025

Published
16 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 0.0010 28.0th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-23900 is a high-severity CSRF (CWE-352) 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 28.0th 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 SC-23 (Session Authenticity) and SI-10 (Information Input Validation).

Deeper analysis

CVE-2025-23900 is a Cross-Site Request Forgery (CSRF) vulnerability, classified under CWE-352, in the Genkisan Genki Announcement WordPress plugin (genki-announcement). It affects all versions from n/a through 1.4.1. 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 high severity due to its network accessibility, low attack complexity, lack of required privileges, user interaction dependency, and cross-scope impact with low confidentiality, integrity, and availability effects. The issue was published on 2025-01-16.

Unauthenticated attackers (PR:N) can exploit this CSRF flaw over the network (AV:N) by tricking authenticated users into performing unintended actions, such as submitting malicious requests via a forged webpage or link that requires user interaction (UI:R), like clicking a button. Successful exploitation changes scope (S:C) and enables limited impacts: low-level compromise of confidentiality (C:L), integrity (I:L), and availability (A:L), potentially allowing unauthorized modifications or data exposure within the plugin's context.

Patchstack's advisory at https://patchstack.com/database/Wordpress/Plugin/genki-announcement/vulnerability/wordpress-genki-announcement-plugin-1-4-1-csrf-to-stored-xss-vulnerability?_s_id=cve details the vulnerability, referring to it as a CSRF-to-stored-XSS issue in Genki Announcement plugin version 1.4.1; security practitioners should consult this for specific patch or mitigation guidance, such as updating to a fixed version if available.

EU & UK References

Vulnerability details

Cross-Site Request Forgery (CSRF) vulnerability in genkisan Genki Announcement genki-announcement allows Cross Site Request Forgery.This issue affects Genki Announcement: from n/a through <= 1.4.1.

CWE(s)

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.
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?

CSRF in public-facing WordPress plugin directly maps to T1190 for exploitation; CSRF-to-stored-XSS enables browser session hijacking via T1185.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-29784Shared CWE-352
CVE-2025-25140Shared CWE-352
CVE-2025-23567Shared CWE-352
CVE-2025-31443Shared CWE-352
CVE-2025-31444Shared CWE-352
CVE-2025-22690Shared CWE-352
CVE-2025-26577Shared CWE-352
CVE-2025-30587Shared CWE-352
CVE-2025-23501Shared CWE-352
CVE-2025-23426Shared CWE-352

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

prevent

Directly mitigates the CSRF vulnerability by enforcing session authenticity mechanisms like anti-CSRF tokens to prevent forged requests from tricking authenticated users into unintended actions in the Genki Announcement plugin.

prevent

Validates information inputs to the plugin, ensuring CSRF tokens or request origins are checked to block malicious forged requests leading to stored XSS.

prevent

Requires identification and timely patching of the specific CSRF flaw in Genki Announcement versions through <=1.4.1, eliminating the vulnerability at its source.

References