Description
Use after free in UI in Google Chrome on Windows prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
Published: 2026-05-28
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Impact

A use‑after‑free bug in the Chromium UI allows a remote attacker to run arbitrary code on a Windows system by loading a specially crafted HTML page. The flaw is classified as CWE‑416 and CWE‑825 and carries a high severity rating in Chromium’s security scale.

Affected Systems

Google Chrome on Windows systems, any version prior to 148.0.7778.216, is affected.

Risk and Exploitability

The vulnerability has a CVSS score of 8.8 and an EPSS score of < 1%, indicating a very low but non‑zero exploitation probability. It is not listed in the CISA KEV catalog. An attacker can exploit this flaw by serving a malicious HTML page to users on affected Chrome installations, potentially achieving full code execution with the privileges of the browsing process.

Generated by OpenCVE AI on May 29, 2026 at 14:56 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Ensure all Windows machines run Chrome version 148.0.7778.216 or newer.
  • If an update cannot be performed immediately, apply strict content security policies that block inline script execution and limit loading resources from unknown sites.
  • Deploy or enable an endpoint protection solution that detects anomalous memory access patterns typical of use‑after‑free exploits.

Generated by OpenCVE AI on May 29, 2026 at 14:56 UTC.

Tracking

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Advisories

No advisories yet.

History

Fri, 29 May 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows

Fri, 29 May 2026 12:15:00 +0000

Type Values Removed Values Added
Title Use After Free in Chrome UI Enables Remote Code Execution on Windows chromium-browser: Use after free in UI
Weaknesses CWE-825
References
Metrics threat_severity

None

 threat_severity

Important

Fri, 29 May 2026 11:30:00 +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'}

Fri, 29 May 2026 03:00:00 +0000

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

Fri, 29 May 2026 00:45:00 +0000

Type Values Removed Values Added
Title Use After Free in Chrome UI Enables Remote Code Execution on Windows

Thu, 28 May 2026 22:45:00 +0000

Type Values Removed Values Added
Description Use after free in UI in Google Chrome on Windows prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-416
References

Subscriptions

Google Chrome
Microsoft Windows
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-05-29T10:58:09.391Z

Reserved: 2026-05-28T17:25:07.674Z

Link: CVE-2026-9984

cve-icon Vulnrichment

Updated: 2026-05-29T10:23:59.065Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-28T23:16:56.637

Modified: 2026-05-29T16:42:00.880

Link: CVE-2026-9984

cve-icon Redhat

Severity : Important

Publid Date: 2026-05-27T00:00:00Z

Links: CVE-2026-9984 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-05-29T15:00:17Z

Weaknesses