Cyber Posture

CVE-2025-23572

High

Published: 16 January 2025

Published
16 January 2025
Modified
23 April 2026
KEV Added
Patch
CVSS Score 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS Score 0.0004 12.3th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-23572 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 12.3th 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 SC-23 (Session Authenticity) and SI-10 (Information Input Validation).

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190) and 2 other techniques. What defenders deploy: see the NIST 800-53 controls recommended below.
Threat & Defense Details

Mitigating Controls (NIST 800-53 r5)AI

prevent

SC-23 enforces session authenticity mechanisms like CSRF tokens to prevent unauthorized forged requests from injecting Stored XSS payloads via this vulnerability.

prevent

SI-10 validates inputs to block malicious XSS scripts from being accepted and stored through the CSRF exploitation in the UpDownUpDown plugin.

prevent

SI-2 ensures timely patching and remediation of the specific CSRF-to-Stored XSS flaw affecting UpDownUpDown plugin versions through 1.1.

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.
T1566.002 Spearphishing Link Initial Access
Adversaries may send spearphishing emails with a malicious link in an attempt to gain access to victim systems.
T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
Why these techniques?

CSRF to Stored XSS in public-facing WordPress plugin enables T1190 (exploit public-facing app), delivered via malicious link (T1566.002) resulting in JS execution (T1059.007).

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

NVD Description

Cross-Site Request Forgery (CSRF) vulnerability in Dave Konopka UpDownUpDown updownupdown-postcomment-voting allows Stored XSS.This issue affects UpDownUpDown: from n/a through <= 1.1.

Deeper analysisAI

CVE-2025-23572 is a Cross-Site Request Forgery (CSRF) vulnerability, classified under CWE-352, in the WordPress plugin UpDownUpDown postcomment-voting developed by Dave Konopka. The flaw affects all versions of the plugin from n/a through 1.1 inclusive and enables Stored XSS. Published on 2025-01-16, it 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).

The vulnerability can be exploited by unauthenticated attackers accessible over the network with low attack complexity, though it requires user interaction such as clicking a malicious link. By tricking a victim into submitting a forged request, an attacker can inject malicious payloads that result in Stored XSS, persisting the script on the site and potentially executing in the context of other users viewing affected pages, with cross-origin scope change enabling low-level impacts on confidentiality, integrity, and availability.

Mitigation details are documented in the Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/updownupdown-postcomment-voting/vulnerability/wordpress-updownupdown-plugin-1-1-csrf-to-stored-xss-vulnerability?_s_id=cve. Security practitioners should consult this reference for patch availability and remediation steps specific to the affected plugin versions.

Details

CWE(s)

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References