CVE-2026-6300: Use after free in Google Chrome
Use after free in CSS in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition (CWE-416) in the CSS handling of Google Chrome before version 147.0.7727.101. Exploitation requires user interaction (UI:R) and can lead to high impact on confidentiality, integrity, and availability. The attack vector is network-based with low attack complexity and no privileges required. The vulnerability allows remote code execution inside the sandbox environment via a crafted HTML page. The vendor advisory is available but does not explicitly state patch or remediation details.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code within the sandboxed environment of the browser, potentially compromising confidentiality, integrity, and availability of the affected system. However, there are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html for current remediation guidance. Until confirmation, users should update to the latest Chrome version once available and exercise caution when visiting untrusted websites.
CVE-2026-6300: Use after free in Google Chrome
Description
Use after free in CSS in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 8.8high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition (CWE-416) in the CSS handling of Google Chrome before version 147.0.7727.101. Exploitation requires user interaction (UI:R) and can lead to high impact on confidentiality, integrity, and availability. The attack vector is network-based with low attack complexity and no privileges required. The vulnerability allows remote code execution inside the sandbox environment via a crafted HTML page. The vendor advisory is available but does not explicitly state patch or remediation details.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code within the sandboxed environment of the browser, potentially compromising confidentiality, integrity, and availability of the affected system. However, there are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html for current remediation guidance. Until confirmation, users should update to the latest Chrome version once available and exercise caution when visiting untrusted websites.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-04-14T18:12:20.884Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html","vendor":"Google"}]
Threat ID: 69dfe7b982d89c981f913cb8
Added to database: 4/15/2026, 7:32:09 PM
Last enriched: 5/26/2026, 8:09:23 PM
Last updated: 5/31/2026, 6:13:51 AM
Views: 65
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