CVE-2025-48276

WordPress Visual Composer Website Builder plugin <= 45.11.0 - Cross Site Scripting (XSS) Vulnerability

Published May 19, 2025 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Visual Composer Visual Composer Website Builder visualcomposer allows Stored XSS.This issue affects Visual Composer Website Builder: from n/a through <= 45.11.0.

Analysis

Technical impact

The vulnerability is an instance of Improper Neutralization of Input During Web Page Generation, allowing an attacker to store malicious script code in the Visual Composer Website Builder plugin’s data structures. When a user accesses a page generated by the plugin, the injected code is rendered in their browser, enabling arbitrary script execution.

Affected Systems

The flaw affects the Visual Composer Website Builder plugin for WordPress, specifically all installations from the earliest release through version 45.11.0. Any WordPress site running this plugin version or older is potentially exposed.

Risk and Exploitability

The base score is 6.5 on the CVSS scale, reflecting a moderate risk. The EPSS score of less than 1% indicates that the likelihood of public exploitation is low and no exploit evidence is provided in the CVE data. The vulnerability is not listed in CISA’s KEV catalog. The most probable attack vector is an attacker or a compromised user submitting malicious content through the plugin’s interface, which is then stored and later rendered to all visitors.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Visual Composer

Visual Composer Website Builder

unaffected

Version	Status	Constraints
`0`	affected	≤ 45.11.0

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

Update the Visual Composer Website Builder plugin to the latest available release that contains the stored XSS fix.
If a newer release is not yet available, deactivate or remove the plugin from the site until the vendor issues a patch, preventing further input of potentially malicious content.
After the update, review any content that was previously stored and may contain malicious scripts, and remove or recreate affected pages to eliminate residual payloads.

Generated by OpenCVE AI on May 2, 2026 at 01:36 UTC.

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2025-28192	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Visual Composer Visual Composer Website Builder allows Stored XSS. This issue affects Visual Composer Website Builder: from n/a through 45.11.0.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.260% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://patchstack.com/database/Wordpress/Plugin/visualcomposer/vulnerability/wordpress-visual-composer-website-builder-45-11-0-cross-site-scripting-xss-vulnerability?_s_id=cve

History

Apr 23, 2026 3:00 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'}`

Apr 1, 2026 11:45 PM Description updated. Title updated. References updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Visual Composer Visual Composer Website Builder allows Stored XSS. This issue affects Visual Composer Website Builder: from n/a through 45.11.0.	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Visual Composer Visual Composer Website Builder visualcomposer allows Stored XSS.This issue affects Visual Composer Website Builder: from n/a through <= 45.11.0.
Title	WordPress Visual Composer Website Builder <= 45.11.0 - Cross Site Scripting (XSS) Vulnerability	WordPress Visual Composer Website Builder plugin <= 45.11.0 - Cross Site Scripting (XSS) Vulnerability
References	https://patchstack.com/database/wordpress/plugin/visualcomposer/vulnerability/wordpress-visual-composer-website-builder-45-11-0-cross-site-scripting-xss-vulnerability?_s_id=cve	https://patchstack.com/database/Wordpress/Plugin/visualcomposer/vulnerability/wordpress-visual-composer-website-builder-45-11-0-cross-site-scripting-xss-vulnerability?_s_id=cve
Metrics	cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'}`

May 19, 2025 7:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

May 19, 2025 3:00 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Visual Composer Visual Composer Website Builder allows Stored XSS. This issue affects Visual Composer Website Builder: from n/a through 45.11.0.
Title		WordPress Visual Composer Website Builder <= 45.11.0 - Cross Site Scripting (XSS) Vulnerability
Weaknesses		CWE-79
References		https://patchstack.com/database/wordpress/plugin/visualcomposer/vulnerability/wordpress-visual-composer-website-builder-45-11-0-cross-site-scripting-xss-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'}`