VulnSocial

CVE-2026-77115Disclosure

LOWCVSS 7.1 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

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

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-79

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-08-23: 2Technical Details · 2026-08-23: 208-23
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
Full discourse2 posts
  • CVE@CVEnew
    Disclosure

    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. https://www.cve.org/CVERecord?id=CVE-2026-77115

    Post summary

    The text announces a new vulnerability (CVE-2026-77115) in Brave Popup Builder, detailing an XSS flaw caused by unsanitized UTM query parameters.

    000101.1K
    58.0K followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-77115 Brave Popup Builder Reflects Unescaped UTM Parameters https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-77115

    Post summary

    The entry announces a new vulnerability (CVE‑2026‑77115) where Brave’s Popup Builder reflects unescaped UTM parameters, implying an XSS flaw, but no PoC, exploit, or patch details are included.

    00000145
    4.1K followersView on X

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