CVE-2025-12431: High Inappropriate implementation in Extensions.
Chromium: CVE-2025-12431 Inappropriate implementation in Extensions
Other sources
Inappropriate implementation in Extensions in Google Chrome prior to 142.0.7444.59 allowed an attacker who convinced a user to install a malicious extension to bypass navigation restrictions via a crafted Chrome Extension. (Chromium security severity: High)
— MITRE
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Credit
Affected Software
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2025-12428
- CVE-2025-12429
- CVE-2025-12430
- CVE-2025-12432
- CVE-2025-12433
- CVE-2025-12036
- CVE-2025-12434
- CVE-2025-12435
- CVE-2025-12436
- CVE-2025-12437
- CVE-2025-12438
- CVE-2025-12439
- CVE-2025-12440
- CVE-2025-12441
- CVE-2025-12443
- CVE-2025-12444
- CVE-2025-12445
- CVE-2025-12446
- CVE-2025-12447
- CVE-2025-13226
- CVE-2025-13227
- CVE-2025-13228
- CVE-2025-13229
- CVE-2025-13230
Frequently Asked Questions
What is the severity of CVE-2025-12431?
CVE-2025-12431 has been classified as a high severity vulnerability due to inappropriate implementation in browser extensions.
How do I fix CVE-2025-12431?
To fix CVE-2025-12431, update Google Chrome to version 142.0.7444.59 or later, or update Microsoft Edge (Chromium-based) to the latest version available.
Which software versions are affected by CVE-2025-12431?
CVE-2025-12431 affects Google Chrome versions prior to 142.0.7444.59 and Microsoft Edge versions prior to 142.0.3595.53.
What types of attacks can CVE-2025-12431 facilitate?
CVE-2025-12431 could potentially allow attackers to exploit browser extensions, leading to unauthorized access or data manipulation.
Is CVE-2025-12431 being actively exploited?
As of now, there are no confirmed reports of active exploitation of CVE-2025-12431 in the wild.