CVE-2025-12439 — MEDIUM (5.5)

Q: How severe is CVE-2025-12439?

CVE-2025-12439 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-12439?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Microsoft Windows.

Vulnerability Description

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)

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Google	Chrome	< 142.0.7444.59
Microsoft	Windows	-

Related Weaknesses (CWE)

CWE-326

References

https://chromereleases.googleblog.com/2025/10/stable-channel-update-for-desktop_Release NotesVendor Advisory
https://issues.chromium.org/issues/382234536ExploitIssue Tracking

FAQ

What is CVE-2025-12439?

CVE-2025-12439 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 m...

How severe is CVE-2025-12439?

CVE-2025-12439 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-12439?

Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Microsoft Windows.