Cyber Posture

CVE-2025-26551

High

Published: 13 February 2025

Published
13 February 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 0.0013 32.1th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Description

Adversaries may abuse various implementations of JavaScript for execution.

Security Summary

CVE-2025-26551 is an Improper Neutralization of Input During Web Page Generation vulnerability, classified as CWE-79, enabling Stored Cross-Site Scripting (XSS) in the sureshdsk Bootstrap Collapse WordPress plugin (bootstrap-collapse). This issue affects all versions from n/a through 1.0.4, as published on 2025-02-13 with 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).

Unauthenticated attackers can exploit this vulnerability remotely with low complexity, though it requires user interaction. Exploitation changes the security scope, allowing limited impacts to confidentiality, integrity, and availability through execution of stored malicious scripts on pages viewed by other users.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/bootstrap-collapse/vulnerability/wordpress-bootstrap-collapse-plugin-1-0-4-csrf-to-stored-cross-site-scripting-vulnerability?_s_id=cve details the issue as a CSRF-to-Stored XSS vulnerability in version 1.0.4; security practitioners should review it for recommended mitigations, such as plugin updates or input sanitization.

Details

CWE(s)
CWE-79

MITRE ATT&CK Enterprise Techniques

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.
T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
Why these techniques?

Stored XSS in public-facing WordPress plugin enables T1190 for initial exploitation and T1059.007 for malicious JavaScript execution in victim browsers.

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

References