CVE-2025-12439

MEDIUM5.5

Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142

Published Nov 10, 2025

Modified 2 months ago

Fix available

Details

Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142.0.7444.59 allowed a local attacker to obtain potentially sensitive information from process memory via a malicious file. (Chromium security severity: Medium)

Affected Packages

Google Chrome

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

142.0.7444.59

References

WEBhttps://chromereleases.googleblog.com/2025/10/stable-channel-update-for-desktop_28.html WEBhttps://issues.chromium.org/issues/382234536 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2025-12439

CVSS Analysis

CVSS v3.1

5.5

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

NoneI:N

Availability

NoneA:N

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

Ecosystems(20)

Windows 10 (1507)Windows 10 (1607) / Server 2016 Windows 10 (1809) / Server 2019 Windows 10 (1903)Windows 10 (1909)

Timeline

PublishedNov 10, 2025

ModifiedNov 10, 2025

CVE-2025-12439 | Mondoo Vulnerability Intelligence