CVE-2026-77115
Brave Popup Builder < 0.8.6 - Unauthenticated Reflected XSS via UTM Parameters
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
Brave Popup Builder (brave-popup-builder) up to version 0.8.5 reflects UTM query parameters into popup form HTML without escaping them.
| Vendor | unknown |
| Product | brave |
| Published | Aug 23, 2026 |
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Affected Versions
Unknown / Brave
0 < 0.8.6
References
Credits
Huseyin Mertoglu WPScan