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EPSS 0.2%top 84%

CVE-2026-9961: Use after free in Google Chrome

0
High
VulnerabilityCVE-2026-9961cvecve-2026-9961
Published: 05/28/2026 (05/28/2026, 22:25:37 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: Chrome

Description

CVE-2026-9961 is a high-severity use-after-free vulnerability in the SurfaceCapture component of Google Chrome versions prior to 148.0.7778.216. This flaw allows a remote attacker to potentially cause heap corruption by crafting a malicious HTML page. The vulnerability has a CVSS score of 8.8, indicating a significant risk to confidentiality, integrity, and availability. No known exploits in the wild have been reported at this time. The vendor advisory linked does not explicitly confirm the availability of a patch or remediation status.

CVSS v3.1

Score 8.8high

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

Affected software

GitHub Actionsmore threats →ai
google/chrome
pkg:github/google/chrome
Affected versions
=148.0.7778.216

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/05/2026, 21:15:30 UTC

Technical Analysis

This vulnerability involves a use-after-free condition in the SurfaceCapture functionality of Google Chrome before version 148.0.7778.216. Exploitation requires a user to visit a specially crafted HTML page, which can trigger heap corruption. The CVSS vector indicates the attack can be performed remotely without privileges, requires user interaction, and impacts confidentiality, integrity, and availability with high severity. The issue is publicly disclosed with a vendor advisory but lacks explicit patch or remediation details in the provided data.

Potential Impact

Successful exploitation could allow an attacker to execute arbitrary code or cause denial of service by corrupting memory in the browser process. This impacts the confidentiality, integrity, and availability of the affected system. No confirmed active exploitation has been reported.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html for current remediation guidance. Users and administrators should monitor official Google Chrome release notes and update to the latest stable version once a fix is confirmed available.

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Technical Details

Data Version
5.2
Assigner Short Name
Chrome
Date Reserved
2026-05-28T17:25:01.337Z
Cvss Version
null
State
PUBLISHED
Remediation Level
null
Vendor Advisory Urls
[{"url":"https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html","vendor":"Google"}]

Threat ID: 6a18c676e29bf47b503b6322

Added to database: 05/28/2026, 22:49:26 UTC

Last enriched: 06/05/2026, 21:15:30 UTC

Last updated: 07/31/2026, 19:23:00 UTC

Views: 35

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