CVE-2026-91729: Use After Free

Published Sep 15, 2026
·
Updated

Chromium CVE-2026-91729: Use after free

Other sources

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases](https://chromereleases.googleblog.com/2026)) for more information.

— Microsoft

Use after free in DigitalCredentials in Google Chrome prior to 153.0.8010.47 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

— MITRE

Affected Software

3 affected componentsFixes available
Google Google Chrome<153.0.8010.47
Google Chrome<153.0.8010.47
Microsoft Edge (Chromium-based)<153.0.4234.46
153.0.4234.46

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 153.0.4234.46
  2. Upgrade

    Upgrade Google Chrome (Chromium) to a version that resolves this vulnerability.

    Fixed in 153.0.8010.47
  3. Upgrade

    Upgrade Microsoft Edge (Chromium-based) to a version that resolves this vulnerability.

    Fixed in 153.0.8010.47
  4. Compensating control

    Mitigate social engineering risk by restricting exposure to untrusted HTML content (e.g., avoid opening crafted HTML pages from untrusted sources) until patched.

Event History

Sep 15, 2026
CVE Published
via MITRE·08:41 PM
Data Sourced
via MITRE·08:41 PM
DescriptionWeakness
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software
Sep 18, 2026
Data Sourced
via Microsoft·04:44 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·04:44 AM
Affected Software
Updated
via Microsoft·04:44 AM
DescriptionSeverity

Frequently Asked Questions

1

What does an attacker need to exploit this issue?

The attacker needs to persuade a user to interact with a crafted HTML page. The issue is remotely exploitable and can lead to arbitrary code execution outside Chrome's sandbox.

2

Which Chrome versions need to be updated?

Google Chrome versions prior to 153.0.8010.47 are affected. Update to 153.0.8010.47 or a later version.

Contact

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