CVE-2026-77115

Brave Popup Builder (brave-popup-builder) up to version 0.8.5 reflects UTM query parameters into popup form HTML without escaping them.

CVSS v3.1

7.1 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

EPSS

0.15% chance of exploitation in the next 30 days, 4th percentile

Published

2026-08-23

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/d4a760c0-8e71-4261-a08b-9b6a296c631a/

References

• CVE Record
• NVD entry

Related

• CVE-2026-77113
• CVE-2026-77116
• CVE-2026-7711
• CVE-2026-7712
• CVE-2026-7710
• CVE-2026-7713