---
cve: "CVE-2026-3861"
severity: "HIGH"
cvss: 7.1
epss: "31%"
vendor: "LY Corporation"
kev: false
exploited: false
published: "2026-04-16 05:54:05"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-03T22:36:17+02:00"
---

# CVE-2026-3861

> 7.1 HIGH

## Beschreibung

LINE client for iOS versions prior to 26.3.0 contains a vulnerability in the in-app browser where opening a crafted web page can repeatedly trigger OS-level dialogs due to insufficient safeguards when handling arbitrary URL schemes, potentially causing the iOS device to become temporarily inoperable.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |

## Referenzen

- <https://hackerone.com/reports/3422905>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-3861) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_