Description
Use after free in Media in Google Chrome on Windows prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code inside a sandbox 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 Media rendering component of Google Chrome for Windows allows a maliciously crafted HTML page to execute arbitrary code while the browser is running. The flaw, identified as CWE‑416 and CWE‑825, enables an attacker to break out of the browser sandbox and run code that could potentially compromise the underlying operating system or user data.

Affected Systems

This vulnerability affects the Windows desktop edition of Google Chrome before version 148.0.7778.216. Any user running an affected Chrome build would be exposed.

Risk and Exploitability

The CVE carries a high severity rating with a CVSS score of 8.8 and is listed as not exploitable in the CISA KEV catalog, with no EPSS score available. The attack vector is inferred to be a remote, user‑initiated attack where an attacker hosts a malicious HTML page and persuades a victim to open it in Chrome. Once the page loads, the use‑after‑free can be triggered, allowing code to execute with browser‑level privileges, and potentially escalating to full system compromise if sandbox boundaries are broken.

Generated by OpenCVE AI on May 29, 2026 at 14:17 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Upgrade Chrome to version 148.0.7778.216 or later to remove the flawed Media handling code.
  • If an immediate update is not possible, configure Chrome policy to block or restrict the rendering of untrusted media content, such as disabling the "Allow all sites" setting for HTML5 video and related features.
  • Apply all relevant Windows security updates and use company‑wide endpoint protection to guard against potential exploitation beyond the browser.

Generated by OpenCVE AI on May 29, 2026 at 14:17 UTC.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Fri, 29 May 2026 16:30:00 +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 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

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

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

None

 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'}

threat_severity

Important

Fri, 29 May 2026 00:30:00 +0000

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

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

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

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

Type Values Removed Values Added
Description Use after free in Media in Google Chrome on Windows prior to 148.0.7778.216 allowed a remote attacker to execute arbitrary code inside a sandbox 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: 2026-05-29T11:00:37.036Z

Reserved: 2026-05-28T17:24:57.293Z

Link: CVE-2026-9945

cve-icon Vulnrichment

Updated: 2026-05-29T10:32:14.302Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-28T23:16:52.637

Modified: 2026-05-29T16:29:39.160

Link: CVE-2026-9945

cve-icon Redhat

Severity : Important

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

Links: CVE-2026-9945 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-05-29T14:30:37Z

Weaknesses