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EPSS 0.2%top 86%

CVE-2026-12455: Use after free in Google Chrome

0
High
VulnerabilityCVE-2026-12455cvecve-2026-12455
Published: 06/17/2026 (06/17/2026, 01:38:19 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: 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

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected software

GitHub Actionsmore threats →ai
chromium/chromium
pkg:github/chromium/chromium
Affected versions
<149.0.7827.155

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/24/2026, 15:55:53 UTC

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.

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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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