What is CVE-2025-1566?

CVE-2025-1566 is a high-severity vulnerability in Google Chrome_os, classified under CWE-1319. CVSS score: 7.5/10. Published 2025-04-16.

How severe is CVE-2025-1566?

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

Vulnerability in Google Chrome_os

CVE-2025-1566

DNS Leak in Native System VPN in Google ChromeOS Dev Channel on ChromeOS 16002.23.0 allows network observers to expose plaintext DNS queries via failure to properly tunnel DNS traffic during VPN state transitions.

EPSS: 0.002 (9.0th 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:N/A:H.

Affected products

Google Chrome_os — versions 16002.23.0
Google Chromeos — versions 16002.23.0

Weakness classification (CWE)

CWE-1319

References

7f6e188d-c52a-4a19-8674-3c3fa7d1fc7f (Mailing List, Issue Tracking)
7f6e188d-c52a-4a19-8674-3c3fa7d1fc7f (Broken Link)

Frequently asked questions

What is CVE-2025-1566?: CVE-2025-1566 is a high-severity vulnerability in Google Chrome_os, classified under CWE-1319. CVSS score: 7.5/10. Published 2025-04-16.
How severe is CVE-2025-1566?: High severity. CVSS v3 base score is 7.5 out of 10.