VulnSocial

CVE-2026-39666Disclosure

LOWCVSS 6.5 · MEDIUM

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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in telepathy Hello Bar Popup Builder hellobar allows DOM-Based XSS.This issue affects Hello Bar Popup Builder: from n/a through <= 1.5.1.

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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: 1 classified signal
  • General: 1 classified signal
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-04-12: 2Technical Details · 2026-04-12: 204-12
Signal classification2 categories
Disclosure
150.0%
General
150.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • Infoflowcloud@infoflowcloud
    General

    🚨*CVE* CVE-2026-39666 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in telepathy Hello Bar Popup Builder hellobar allows DOM-Based XSS.… https://www.cve.org/CVERecord?id=CVE-2026-39666 ----- Traducción: CVE-2026-39666 Neu… http://infoflow.cloud`

    Post summary

    The post announces CVE-2026-39666, detailing a DOM-based XSS flaw in Hello Bar Popup Builder, but provides no PoC, exploit code, evidence of active use, or patch information.

    0000048
    71 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-39666 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in telepathy Hello Bar Popup Builder hellobar allows DOM-Based XSS.… https://www.cve.org/CVERecord?id=CVE-2026-39666

    Post summary

    A brief disclosure of CVE-2026-39666, describing a DOM-based XSS vulnerability in Hello Bar Popup Builder, with no PoC, exploit, or patch information provided.

    00000202
    57.1K followersView on X

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