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Vulnerability details: VCID-87rv-6178-xbfh
Vulnerability ID VCID-87rv-6178-xbfh
Aliases CVE-2026-7351
Summary 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)
Status Published
Exploitability 0.5
Weighted Severity 5.0
Risk 2.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-368 Context Switching Race Condition
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
System Score Found at
cvssv3 5.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-7351.json
epss 8e-05 https://api.first.org/data/v1/epss?cve=CVE-2026-7351
cvssv3.1 3.1 https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html
ssvc Track https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html
cvssv3.1 3.1 https://issues.chromium.org/issues/499119490
ssvc Track https://issues.chromium.org/issues/499119490
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-7351.json
https://api.first.org/data/v1/epss?cve=CVE-2026-7351
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-7351
2463656 https://bugzilla.redhat.com/show_bug.cgi?id=2463656
499119490 https://issues.chromium.org/issues/499119490
stable-channel-update-for-desktop_28.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-7351.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-29T13:20:07Z/ Found at https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://issues.chromium.org/issues/499119490
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-29T13:20:07Z/ Found at https://issues.chromium.org/issues/499119490
Exploit Prediction Scoring System (EPSS)
Percentile 0.00687
EPSS Score 8e-05
Published At April 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-29T12:11:55.368061+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.5.0