CVE-2025-62583

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CVSS 3.1

9.8 critical

EPSS

<1%p39

Published

Oct 16, 2025 (Oct 16, 2025)

Modified

Jun 17, 2026

Description

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

Vendors: navercorp
Products: whale
Weakness: CWE-358
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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