Stored XSS (cross-site scripting) could be added via the Customizer

Adjusted registering scripts.

This vulnerability affects the following application versions:

• WordPress 4.9
• WordPress 4.9.1
• WordPress 4.9.2
• WordPress 4.9.3
• WordPress 4.9.4
• WordPress 4.9.5
• WordPress 4.9.6
• WordPress 4.9.7
• WordPress 4.9.8
• WordPress 4.9.9
• WordPress 4.9.10
• WordPress 4.9.11
• WordPress 4.9.12
• WordPress 4.9.13
• WordPress 4.9.14
• WordPress 4.9.15
• WordPress 4.9.16
• WordPress 4.9.17
• WordPress 4.9.18
• WordPress 4.9.19
• WordPress 5.0
• WordPress 5.0.1
• WordPress 5.0.2
• WordPress 5.0.3
• WordPress 5.0.4
• WordPress 5.0.6
• WordPress 5.0.7
• WordPress 5.0.8
• WordPress 5.0.9
• WordPress 5.0.10
• WordPress 5.0.11
• WordPress 5.0.12
• WordPress 5.0.13
• WordPress 5.0 Beta 1
• WordPress 5.0 Beta 2
• WordPress 5.0 Beta 3
• WordPress 5.0 Beta 4
• WordPress 5.0 RC1
• WordPress 5.0 RC2
• WordPress 5.0 RC3
• WordPress 5.1
• WordPress 5.1.1
• WordPress 5.1.2
• WordPress 5.1.3
• WordPress 5.1.4
• WordPress 5.1.5
• WordPress 5.1.6
• WordPress 5.1.7
• WordPress 5.1.8
• WordPress 5.2
• WordPress 5.2.1
• WordPress 5.2.2
• WordPress 5.2.3
• WordPress 5.2 Beta 1
• WordPress 5.2 Beta 2