What is the severity of CVE-2021-30623?

CVE-2021-30623 has been assigned a high severity rating due to the use after free vulnerability in Chromium's bookmarks.

How do I fix CVE-2021-30623?

To fix CVE-2021-30623, update Microsoft Edge to version 93.0.961.39 or later, or upgrade Chromium-based browsers to the latest stable version.

Which versions of software are affected by CVE-2021-30623?

CVE-2021-30623 affects Fedora 35, Microsoft Edge up to version 93.0.961.38, and Microsoft Edge Chromium up to version 93.0.4577.63.

Is CVE-2021-30623 exploitable remotely?

Yes, CVE-2021-30623 can potentially be exploited remotely via malicious web content.

What types of systems are at risk from CVE-2021-30623?

Systems running affected versions of Microsoft Edge, Edge Chromium, and Fedora 35 are at risk from CVE-2021-30623.

Vulnerability/
CVE-2021-30623

high

8.8

CWE

416

3/9/2021

3/8/2024

CVE-2021-30623: Use After Free

First published: Fri Sep 03 2021(Updated: )

Chromium: CVE-2021-30623 Use after free in Bookmarks

Credit: chrome-cve-admin@google.com

Affected Software	Affected Version	How to fix
Fedoraproject Fedora	=35
Microsoft Edge	<=93.0.961.38
Microsoft Edge Chromium	<=93.0.4577.63

Remedy

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-30623

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2021-30623?
CVE-2021-30623 has been assigned a high severity rating due to the use after free vulnerability in Chromium's bookmarks.
How do I fix CVE-2021-30623?
To fix CVE-2021-30623, update Microsoft Edge to version 93.0.961.39 or later, or upgrade Chromium-based browsers to the latest stable version.
Which versions of software are affected by CVE-2021-30623?
CVE-2021-30623 affects Fedora 35, Microsoft Edge up to version 93.0.961.38, and Microsoft Edge Chromium up to version 93.0.4577.63.
Is CVE-2021-30623 exploitable remotely?
Yes, CVE-2021-30623 can potentially be exploited remotely via malicious web content.
What types of systems are at risk from CVE-2021-30623?
Systems running affected versions of Microsoft Edge, Edge Chromium, and Fedora 35 are at risk from CVE-2021-30623.

agent/type
collector/nvd-index
agent/software-canonical-lookup-request
agent/severity
agent/weakness
agent/author
agent/remedy
agent/softwarecombine
agent/description
collector/mitre-cve
source/MITRE
agent/references
agent/last-modified-date
agent/tags
agent/first-publish-date
agent/event
agent/source
vendor/fedoraproject
canonical/fedoraproject fedora
version/fedoraproject fedora/35
vendor/microsoft
canonical/microsoft edge
version/microsoft edge/93.0.961.38
canonical/microsoft edge chromium
version/microsoft edge chromium/93.0.4577.63

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.

Frequently Asked Questions

What is the severity of CVE-2021-30623?
CVE-2021-30623 has been assigned a high severity rating due to the use after free vulnerability in Chromium's bookmarks.
How do I fix CVE-2021-30623?
To fix CVE-2021-30623, update Microsoft Edge to version 93.0.961.39 or later, or upgrade Chromium-based browsers to the latest stable version.
Which versions of software are affected by CVE-2021-30623?
CVE-2021-30623 affects Fedora 35, Microsoft Edge up to version 93.0.961.38, and Microsoft Edge Chromium up to version 93.0.4577.63.
Is CVE-2021-30623 exploitable remotely?
Yes, CVE-2021-30623 can potentially be exploited remotely via malicious web content.
What types of systems are at risk from CVE-2021-30623?
Systems running affected versions of Microsoft Edge, Edge Chromium, and Fedora 35 are at risk from CVE-2021-30623.