CVE-2026-3918 Details
Description
Use after free in WebMCP in Google Chrome prior to 146.0.7680.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
A use-after-free vulnerability has been identified in the WebMCP component of Google Chrome, prior to version 146.0.7680.71. This vulnerability allows remote attackers to potentially exploit heap corruption by crafting a malicious HTML page.
Users can update to Google Chrome version 146.0.7680.71 or later to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 12, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_10.html | [email protected] | Release NotesVendor Advisory |
| https://issues.chromium.org/issues/483853103 | [email protected] | Permissions Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | CISA-ADP |
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| google chrome | < 146.0.7680.71 |
CPE
Remediation
| |
| apple macos | All versions |
CPE
Remediation
| |
| linux linux kernel | All versions |
CPE
Remediation
| |
| microsoft windows | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Mar 13, 2026 | Initial Analysis | [email protected] |
| Mar 12, 2026 | CVE Modified | CISA-ADP |
| Mar 11, 2026 | New CVE Received | [email protected] |