CVE-2025-62583

CRITICAL
Published Oct 16, 2025 Modified Oct 21, 2025 CWE-358

Description

Whale Browser before 4.33.325.17 allows an attacker to escape the iframe sandbox in a dual-tab environment.

CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-358 CWE-358

Affected Products

Vendor Product
navercorp whale

References

Frequently Asked Questions

What is CVE-2025-62583? +
Whale Browser before 4.33.325.17 allows an attacker to escape the iframe sandbox in a dual-tab environment. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-62583? +
CVE-2025-62583 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-62583? +
CVE-2025-62583 affects products from navercorp, specifically: whale. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-62583? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-40597

Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions 2.28.1 and below, given any pre-existing XSS / …
CVE-2024-12056

The Client secret is not checked when using the OAuth Password grant type. By exploiting this vulnerability, an attacker could …
CVE-2025-69234 9.1

Whale browser before 4.35.351.12 allows an attacker to escape the iframe sandbox in a sidebar environment.
CVE-2025-3069 8.8

Inappropriate implementation in Extensions in Google Chrome prior to 135.0.7049.52 allowed a remote attacker to perform privilege escalation via a …
CVE-2024-2174 8.8

Inappropriate implementation in V8 in Google Chrome prior to 122.0.6261.111 allowed a remote attacker to potentially exploit heap corruption via …
CVE-2024-7965 8.8

Inappropriate implementation in V8 in Google Chrome prior to 128.0.6613.84 allowed a remote attacker to potentially exploit heap corruption via …

Don't wait for an exploit

Scan your website for vulnerabilities like CVE-2025-62583 — free, no signup required.

Start Free Scan