Use after free in BrowserTag in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: Low)

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00218.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Google Chrome affected
Version Status Constraints
150.0.7871.47 affected < 150.0.7871.47

No data.

No data.

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Vendors Products
Google Subscribe
Chrome Subscribe

Project Subscriptions

Vendors Products
Google Subscribe
Chrome Subscribe
Advisories
Source ID Title
Debian DLA Debian DLA DLA-4672-1 chromium security update
Debian DSA Debian DSA DSA-6378-1 chromium security update
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html cve-icon
https://issues.chromium.org/issues/497488593 cve-icon
History

Mon, 27 Jul 2026 02:45:00 +0000

Type Values Removed Values Added
Title Use‑after‑Free in Chrome BrowserTag Enables Heap Corruption via Malicious Extension

Fri, 24 Jul 2026 18:30:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free Leading to Local Code Execution via Malicious Chrome Extension

Tue, 21 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free Leading to Local Code Execution via Malicious Chrome Extension

Wed, 15 Jul 2026 23:45:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Enabling Heap Corruption via Malicious Chrome Extension

Tue, 14 Jul 2026 20:15:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Enabling Heap Corruption via Malicious Chrome Extension

Mon, 13 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in Chrome BrowserTag Enables Heap Corruption via Malicious Extension

Sun, 12 Jul 2026 10:45:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in Chrome BrowserTag Enables Heap Corruption via Malicious Extension

Sat, 11 Jul 2026 09:30:00 +0000

Type Values Removed Values Added
Title Use-After-Free Vulnerability in Chrome BrowserTag May Enable Local Heap Corruption

Fri, 10 Jul 2026 18:00:00 +0000

Type Values Removed Values Added
Title Use-After-Free Vulnerability in Chrome BrowserTag May Enable Local Heap Corruption

Thu, 09 Jul 2026 15:15:00 +0000

Type Values Removed Values Added
Title Use‑after‑Free in Chrome BrowserTag Enables Heap Corruption via Malicious Extension

Wed, 08 Jul 2026 19:45:00 +0000

Type Values Removed Values Added
Title Use‑after‑Free in Chrome BrowserTag Enables Heap Corruption via Malicious Extension

Tue, 07 Jul 2026 16:00:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Leading to Heap Corruption via Malicious Chrome Extension

Mon, 06 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Leading to Heap Corruption via Malicious Chrome Extension

Mon, 06 Jul 2026 03:30:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in Chrome BrowserTag Allows Local Heap Corruption via Malicious Extension

Sun, 05 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in Chrome BrowserTag Allows Local Heap Corruption via Malicious Extension

Sat, 04 Jul 2026 23:15:00 +0000

Type Values Removed Values Added
Title Use after free vulnerability in Chrome’s BrowserTag enabling local code execution

Sat, 04 Jul 2026 15:15:00 +0000

Type Values Removed Values Added
Title Use after free vulnerability in Chrome’s BrowserTag enabling local code execution

Sat, 04 Jul 2026 07:45:00 +0000

Type Values Removed Values Added
Title Use‑after‑Free in BrowserTag Exploits via Malicious Chrome Extension

Fri, 03 Jul 2026 20:00:00 +0000

Type Values Removed Values Added
Title Use‑after‑Free in BrowserTag Exploits via Malicious Chrome Extension

Fri, 03 Jul 2026 09:00:00 +0000

Type Values Removed Values Added
Title Chrome BrowserTag Use‑After‑Free Enables Heap Corruption via Malicious Extension

Thu, 02 Jul 2026 22:30:00 +0000

Type Values Removed Values Added
Title Chrome BrowserTag Use‑After‑Free Enables Heap Corruption via Malicious Extension

Thu, 02 Jul 2026 11:30:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Enables Heap Corruption via Malicious Chrome Extension

Thu, 02 Jul 2026 00:15:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Enables Heap Corruption via Malicious Chrome Extension

Wed, 01 Jul 2026 19:15:00 +0000

Type Values Removed Values Added
Title Use-After-Free in BrowserTag Allows Heap Corruption via Malicious Extensions

Wed, 01 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

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

Wed, 01 Jul 2026 12:15:00 +0000

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

Wed, 01 Jul 2026 12:00:00 +0000

Type Values Removed Values Added
Title Use-After-Free in BrowserTag Allows Heap Corruption via Malicious Extensions

Wed, 01 Jul 2026 05:30:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Allows Heap Corruption via Malicious Extension in Chrome

Wed, 01 Jul 2026 02:30:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in BrowserTag Allows Heap Corruption via Malicious Extension in Chrome

Tue, 30 Jun 2026 23:15:00 +0000

Type Values Removed Values Added
Description Use after free in BrowserTag in Google Chrome prior to 150.0.7871.47 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (Chromium security severity: Low)
Weaknesses CWE-416
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-07-01T19:17:06.106Z

Reserved: 2026-06-29T23:11:29.964Z

Link: CVE-2026-14040

cve-icon Vulnrichment

Updated: 2026-07-01T13:23:46.818Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-27T02:30:04Z

Weaknesses