Unauthenticated privilege escalation via is_role_simulation()

The is_role_simulation() function lacks proper authorization checks, allowing unauthenticated attackers to simulate privileged roles (e.g., Administrator), potentially granting them elevated access to the site.

This vulnerability affects the following application versions:

• LiteSpeed Cache 4.0
• LiteSpeed Cache 4.1
• LiteSpeed Cache 4.2
• LiteSpeed Cache 4.3
• LiteSpeed Cache 4.4
• LiteSpeed Cache 4.4.1
• LiteSpeed Cache 4.4.2
• LiteSpeed Cache 4.4.3
• LiteSpeed Cache 4.4.4
• LiteSpeed Cache 4.4.5
• LiteSpeed Cache 4.4.6
• LiteSpeed Cache 4.4.7
• LiteSpeed Cache 4.5
• LiteSpeed Cache 4.5.0.1
• LiteSpeed Cache 4.6
• LiteSpeed Cache 5.0
• LiteSpeed Cache 5.0.0.1
• LiteSpeed Cache 5.0.1
• LiteSpeed Cache 5.1
• LiteSpeed Cache 5.2
• LiteSpeed Cache 5.2.1
• LiteSpeed Cache 5.3
• LiteSpeed Cache 5.3.1
• LiteSpeed Cache 5.3.2
• LiteSpeed Cache 5.3.3
• LiteSpeed Cache 5.4
• LiteSpeed Cache 5.5
• LiteSpeed Cache 5.5.1
• LiteSpeed Cache 5.6
• LiteSpeed Cache 5.7
• LiteSpeed Cache 5.7.0.1
• LiteSpeed Cache 6.0
• LiteSpeed Cache 6.0.0.1
• LiteSpeed Cache 6.1
• LiteSpeed Cache 6.2
• LiteSpeed Cache 6.2.0.1
• LiteSpeed Cache 6.3
• LiteSpeed Cache 6.3.0.1
• LiteSpeed Cache 6.4
• LiteSpeed Cache 6.4.1
• LiteSpeed Cache 6.5
• LiteSpeed Cache 6.5.0.1
• LiteSpeed Cache 6.5.0.2
• LiteSpeed Cache 6.5.1