CVE-2026-12439: Use after free in Google Chrome
A use-after-free vulnerability exists in the Digital Credentials component of Google Chrome versions prior to 149.0.7827.155. This flaw could allow a remote attacker to cause heap corruption by crafting a malicious HTML page. The vulnerability is classified as critical by Chromium security. A fixed version is available at 149.0.7827.155.
AI Analysis
Technical Summary
CVE-2026-12439 is a use-after-free vulnerability in the Digital Credentials feature of Google Chrome before version 149.0.7827.155. This vulnerability allows remote attackers to potentially exploit heap corruption by delivering a specially crafted HTML page. The issue was identified and patched by Google in the stable channel update 149.0.7827.155. No known exploits in the wild have been reported at the time of publication.
Potential Impact
Successful exploitation of this vulnerability could lead to heap corruption, which may result in arbitrary code execution or browser instability. Because it is remotely exploitable via crafted web content, it poses a significant risk to users running affected versions of Chrome.
Mitigation Recommendations
Users should update Google Chrome to version 149.0.7827.155 or later, where this vulnerability is fixed. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html for more details. No additional mitigations are specified by the vendor.
CVE-2026-12439: Use after free in Google Chrome
Description
A use-after-free vulnerability exists in the Digital Credentials component of Google Chrome versions prior to 149.0.7827.155. This flaw could allow a remote attacker to cause heap corruption by crafting a malicious HTML page. The vulnerability is classified as critical by Chromium security. A fixed version is available at 149.0.7827.155.
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-12439 is a use-after-free vulnerability in the Digital Credentials feature of Google Chrome before version 149.0.7827.155. This vulnerability allows remote attackers to potentially exploit heap corruption by delivering a specially crafted HTML page. The issue was identified and patched by Google in the stable channel update 149.0.7827.155. No known exploits in the wild have been reported at the time of publication.
Potential Impact
Successful exploitation of this vulnerability could lead to heap corruption, which may result in arbitrary code execution or browser instability. Because it is remotely exploitable via crafted web content, it poses a significant risk to users running affected versions of Chrome.
Mitigation Recommendations
Users should update Google Chrome to version 149.0.7827.155 or later, where this vulnerability is fixed. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html for more details. No additional mitigations are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-16T19:38:23.945Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html","vendor":"Google"}]
Threat ID: 6a31ffc30b89be68889b0132
Added to database: 6/17/2026, 2:00:35 AM
Last enriched: 6/17/2026, 2:30:29 AM
Last updated: 6/17/2026, 5:08:36 AM
Views: 4
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