Live Composer Plugin up to 2.1.22 on WordPress Custom Post Type Slug Settings slug cross site scripting

Summaryinfo

A vulnerability was found in Live Composer Plugin up to 2.1.22 and classified as problematic. Affected is an unknown function of the component Custom Post Type Slug Settings. Such manipulation of the argument slug leads to cross site scripting. This vulnerability is traded as CVE-2025-15708. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Live Composer Plugin up to 2.1.22 and classified as problematic. Affected by this issue is an unknown code of the component Custom Post Type Slug Settings. The manipulation of the argument slug with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

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).

The advisory is shared for download at wpscan.com. This vulnerability is handled as CVE-2025-15708 since 10/29/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are needed for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 2.1.23 eliminates this vulnerability.

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Productinfo

Type

• WordPress Plugin

Name

• Live Composer Plugin

Version

• 2.1.0
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 2.1.6
• 2.1.7
• 2.1.8
• 2.1.9
• 2.1.10
• 2.1.11
• 2.1.12
• 2.1.13
• 2.1.14
• 2.1.15
• 2.1.16
• 2.1.17
• 2.1.18
• 2.1.19
• 2.1.20
• 2.1.21
• 2.1.22

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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