CVE-2026-120987highCWE-346

CVE-2026-120987: high-severity vulnerability in NAVER Whale browser

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.5epss 0.1%
Whale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected products
NAVER · NAVER Whale browser
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