CVE-2025-62583

CRITICAL

Whale Browser <4.33.325.17 - XSS

Title source: llm
STIX 2.1

Description

Whale Browser before 4.33.325.17 allows an attacker to escape the iframe sandbox in a dual-tab environment.

Scores

CVSS v3 9.8
EPSS 0.0007
EPSS Percentile 20.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-358
Status published
Products (1)
navercorp/whale < 4.33.325.17
Published Oct 16, 2025
Tracked Since Feb 18, 2026