Race in MHTML in Google Chrome prior to 147.0.7727.138 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: High)
History

Thu, 30 Apr 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows

Wed, 29 Apr 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 3.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N'}


Wed, 29 Apr 2026 12:15:00 +0000

Type Values Removed Values Added
Title Race Condition in MHTML Handling Allows Cross‑Origin Data Leakage via Malicious Extension chromium-browser: Race in MHTML
Weaknesses CWE-368
References
Metrics threat_severity

None

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N'}

threat_severity

Important


Wed, 29 Apr 2026 01:30:00 +0000

Type Values Removed Values Added
Title Race Condition in MHTML Handling Allows Cross‑Origin Data Leakage via Malicious Extension

Wed, 29 Apr 2026 01:15:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Tue, 28 Apr 2026 23:00:00 +0000

Type Values Removed Values Added
Description Race in MHTML in Google Chrome prior to 147.0.7727.138 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: High)
Weaknesses CWE-362
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-04-29T13:20:18.258Z

Reserved: 2026-04-28T20:02:43.908Z

Link: CVE-2026-7351

cve-icon Vulnrichment

Updated: 2026-04-29T13:20:04.159Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-28T23:16:22.680

Modified: 2026-04-30T16:40:22.740

Link: CVE-2026-7351

cve-icon Redhat

Severity : Important

Publid Date: 2026-04-28T00:00:00Z

Links: CVE-2026-7351 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-04-29T17:15:16Z