CVE-2026-120987High· 7.5▾ TwilightWhale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the CISA ADP record, not NVD.
Exploit-prediction probability, daily snapshots since Nov 5.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.1%
Last analysed / modified upstream
— → 7.5
none → high
0.1% → 0.1%
Whale Browser before 5.39.412.57 allows an attacker to bypass the iframe sandbox in a dual-tab environment.
whale_browser (all versions)Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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