CVE-2025-53600

CVE-2025-53600 is a high-severity vulnerability in Navercorp Whale with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-346.

Key facts

Description

Whale browser before 4.32.315.22 allow an attacker to bypass the Same-Origin Policy in a dual-tab environment.

Frequently asked questions

What is CVE-2025-53600?
Whale browser before 4.32.315.22 allow an attacker to bypass the Same-Origin Policy in a dual-tab environment.
How severe is CVE-2025-53600?
CVE-2025-53600 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-53600 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-53600?
CVE-2025-53600 affects Navercorp Whale. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-53600?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-53600 have an EU (EUVD) identifier?
Yes. CVE-2025-53600 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19933.
When was CVE-2025-53600 published?
CVE-2025-53600 was published on 2025-07-04 and last updated on 2026-06-17.

References

Affected products (1)

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