Unknown Brave vulnerabilities

• brave Brave Popup Builder < 0.8.8 - Unauthenticated Arbitrary Shortcode Execution via UTM Parameter CVE-2026-81571 4.8 MediumSeptember 2, 2026
• brave Brave Popup Builder < 0.8.6 - Subscriber+ Unpublished Popup Disclosure via Preview CVE-2026-77116 4.3 MediumAugust 23, 2026
• brave Brave Popup Builder < 0.8.6 - Unauthenticated Reflected XSS via UTM Parameters CVE-2026-77115 7.1 HighAugust 23, 2026