CVE-2026-12439
HIGHCVSS 8.8/10EPSS 0.32%
Last modified
CVE-2026-12439 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Use after free in Digital Credentials in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical). EPSS estimates a 0.32% chance of exploitation in the next 30 days.
Description
Use after free in Digital Credentials in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 149.0.7827.155 |
References
- https://issues.chromium.org/issues/519728275Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-12439?
Use after free in Digital Credentials in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)
How severe is CVE-2026-12439?
CVE-2026-12439 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.
How do I fix CVE-2026-12439?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-12433The Hydra Booking – Appointment Scheduling & Booking Calenda…4.3
- CVE-2026-12434The List category posts plugin for WordPress is vulnerable t…4.3
- CVE-2026-12435The Motors – Car Dealership & Classified Listings Plugin plu…4.3
- CVE-2026-12436GitLab has remediated an issue in GitLab CE/EE affecting all…8.4
- CVE-2026-12437Use after free in WebShare in Google Chrome on Windows prior…8.3
- CVE-2026-12438Inappropriate implementation in WebView in Google Chrome on …8.3
- CVE-2026-1244The Forms Bridge – Infinite integrations plugin for WordPres…6.4
- CVE-2026-12440Use after free in DigitalCredentials in Google Chrome on Win…9.6
- CVE-2026-12441Use after free in File Input in Google Chrome on Linux prior…8.8
- CVE-2026-12442Use after free in Passwords in Google Chrome on Android prio…8.8
- CVE-2026-12443Use after free in Web Authentication in Google Chrome prior …8.8
- CVE-2026-12444Out of bounds read in Chromoting in Google Chrome on Windows…5.5
Are you affected by CVE-2026-12439?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST