What is CVE-2025-69235?

CVE-2025-69235 is a high-severity vulnerability in Naver Whale Browser, classified under Origin Validation Error. CVSS score: 7.5/10. Published 2025-12-30.

How severe is CVE-2025-69235?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Naver Whale Browser

CVE-2025-69235

Whale browser before 4.35.351.12 allows an attacker to bypass the Same-Origin Policy in a sidebar environment.

EPSS: 0.001 (3.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Naver Whale Browser — versions 4.35.351.12
Navercorp Whale

Weakness classification (CWE)

CWE-346 — Origin Validation Error

References

cve@navercorp.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2025-69235?: CVE-2025-69235 is a high-severity vulnerability in Naver Whale Browser, classified under Origin Validation Error. CVSS score: 7.5/10. Published 2025-12-30.
How severe is CVE-2025-69235?: High severity. CVSS v3 base score is 7.5 out of 10.