Naver
CVE-2026-120987: Whale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.
CVE-2026-120987 Nov 3, 2026 Source: Vendor
Whale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-120987
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Credited
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CVE-2026-120987
BR2026-0000-041515
unclaimed
Credited as Namhyeong Kim (fivehong)