High severity · published Apr 16, 2025
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…
7.5
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 9% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Chrome OS · Google
16002.23.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-1566
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-1566
Broken Link
https://issues.chromium.org/issues/b/342802975
Issue Tracking
https://issuetracker.google.com/issues/342802975
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