CVE-2026-12455: Use after free in Google Chrome
Use after free in Tab Strip in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Tab Strip of Google Chrome before version 149.0.7827.155. An attacker can exploit this by tricking a user into interacting with a maliciously crafted HTML page that triggers specific UI gestures, potentially leading to heap corruption. The issue is classified as high severity by Chromium security. There is no explicit remediation level or patch status provided in the input data, but a vendor advisory URL is available for further details.
Potential Impact
Successful exploitation could lead to heap corruption, which may allow an attacker to execute arbitrary code, cause denial of service, or otherwise compromise the affected system. The attack requires user interaction (UI gestures) and network access to deliver the crafted HTML page.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html for current remediation guidance. Users and administrators should monitor this advisory for updates and apply any official fixes once available.
CVE-2026-12455: Use after free in Google Chrome
Description
Use after free in Tab Strip in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 7.5high
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
This vulnerability involves a use-after-free condition in the Tab Strip of Google Chrome before version 149.0.7827.155. An attacker can exploit this by tricking a user into interacting with a maliciously crafted HTML page that triggers specific UI gestures, potentially leading to heap corruption. The issue is classified as high severity by Chromium security. There is no explicit remediation level or patch status provided in the input data, but a vendor advisory URL is available for further details.
Potential Impact
Successful exploitation could lead to heap corruption, which may allow an attacker to execute arbitrary code, cause denial of service, or otherwise compromise the affected system. The attack requires user interaction (UI gestures) and network access to deliver the crafted HTML page.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html for current remediation guidance. Users and administrators should monitor this advisory for updates and apply any official fixes once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-16T19:38:29.710Z
- 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: 6a31ffc90b89be68889b0216
Added to database: 06/17/2026, 02:00:41 UTC
Last enriched: 06/24/2026, 15:55:53 UTC
Last updated: 08/01/2026, 07:17:58 UTC
Views: 34
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