Cyber Resilience

CVE-2025-68843

High

Published: 20 February 2026

Published
20 February 2026
Modified
15 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 0.0004 14.4th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-68843 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 14.4th 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-2025-68843 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as Reflected Cross-site Scripting (XSS) under CWE-79, in the FeedWordPress Advanced Filters (faf) plugin by Bas Schuiling for WordPress. The issue affects all versions of the plugin from its initial release through 0.6.2.

Unauthenticated attackers can exploit this vulnerability remotely over the network with low attack complexity and no privileges required, though it relies on user interaction such as clicking a malicious link. Exploitation enables injection of arbitrary scripts into web pages viewed by the victim, executing in the context of the site with a changed scope, resulting in low impacts to confidentiality, integrity, and availability. The CVSS v3.1 base score is 7.1 (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L).

The Patchstack advisory documents this Reflected XSS vulnerability in FeedWordPress Advanced Filters version 0.6.2 and earlier, providing details via their vulnerability database entry.

EU & UK References

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bas Schuiling FeedWordPress Advanced Filters faf allows Reflected XSS.This issue affects FeedWordPress Advanced Filters: from n/a through <= 0.6.2.

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 →
T1566.002 Spearphishing Link Initial Access
Adversaries may send spearphishing emails with a malicious link in an attempt to gain access to victim systems.
attack.mitre.org →
Why these techniques?

Reflected XSS in public-facing WordPress plugin directly enables remote exploitation of the web application (T1190) and is delivered via malicious links requiring user interaction (T1566.002).

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

CVEs Like This One

CVE-2025-23578Shared CWE-79
CVE-2025-69320Shared CWE-79
CVE-2025-23678Shared CWE-79
CVE-2025-23584Shared CWE-79
CVE-2025-24718Shared CWE-79
CVE-2025-23472Shared CWE-79
CVE-2026-27243Shared CWE-79
CVE-2024-56014Shared CWE-79
CVE-2025-23964Shared CWE-79
CVE-2025-23920Shared CWE-79

Affected Assets

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SI-10 Information Input Validation good match
prevent

Directly requires validation and neutralization of untrusted input before it is used in web page generation, blocking the reflected XSS payload in FeedWordPress Advanced Filters.

SI-15 Information Output Filtering good match
prevent

Requires filtering of information output to remove or encode potentially malicious script content, preventing execution of attacker-injected code in the victim's browser context.

SI-3 Malicious Code Protection partial match
preventdetect

Provides malicious-code detection and blocking mechanisms that can identify and stop common reflected XSS vectors before they reach the browser.

References