CVE-2025-15708

Live Composer < 2.1.23 - Admin+ Stored XSS via Partner Slug

Published Nov 7, 2026 CVSS 3.1 · 3.5 Low EPSS < 1% KEV · Not listed
Description
The Live Composer WordPress plugin before 2.1.23 does not sanitise and escape some of its custom post type slug settings before using them in front-end links, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in a multisite setup).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions live Composer
Vendors & Products Wordpress-extensions
Wordpress-extensions live Composer
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N'}

Type Values Removed Values Added
Weaknesses CWE-79
Type Values Removed Values Added
Description The Live Composer WordPress plugin before 2.1.23 does not sanitise and escape some of its custom post type slug settings before using them in front-end links, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in a multisite setup).
Title Live Composer < 2.1.23 - Admin+ Stored XSS via Partner Slug
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Nov 7, 2026, 6:16 PM
Reserved
Oct 29, 2026, 12:56 PM
Status
Deferred
Published
Nov 7, 2026, 6:16 AM
Modified
Nov 10, 2026, 4:28 PM