CVE-2023-37203: High severity Mozilla Firefox vulnerability

Published Jul 4, 2023
·
Updated

Insufficient validation in the Drag and Drop API in conjunction with social engineering, may have allowed an attacker to trick end-users into creating a shortcut to local system files. This could have been leveraged to execute arbitrary code. This vulnerability affects Firefox < 115.

Affected Software

5 affected componentsFixes available
ubuntu/firefox<115.0-1
115.0-1
ubuntu/firefox<115.0+
115.0+
debian/firefox
123.0-1
Mozilla Firefox<115
115
Mozilla Firefox<115.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/firefox to a version that resolves this vulnerability.

    Fixed in 115.0-1
  2. Upgrade

    Upgrade ubuntu/firefox to a version that resolves this vulnerability.

    Fixed in 115.0+
  3. Upgrade

    Upgrade debian/firefox to a version that resolves this vulnerability.

    Fixed in 123.0-1
  4. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 115

Event History

Jul 4, 2023
CVE Published
12:00 AM
Jul 5, 2023
CVE Published
via MITRE·09:01 AM
Data Sourced
via MITRE·09:01 AM
DescriptionWeakness
Data Sourced
via NVD·10:15 AM
DescriptionSeverityAffected Software
Jan 12, 2024
Data Sourced
via Launchpad·12:21 AM
Description

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID of this vulnerability?

The vulnerability ID is CVE-2023-37203.

2

What is the title of this vulnerability?

The title of this vulnerability is 'Insufficient validation in the Drag and Drop API in conjunction with social engineering may have allowed an attacker to trick end-users into creating a shortcut to local system files.'

3

What is the description of this vulnerability?

The description of this vulnerability is 'Insufficient validation in the Drag and Drop API in conjunction with social engineering, may have allowed an attacker to trick end-users into creating a shortcut to local system files. This could have been leveraged to execute arbitrary code.'

4

Which software is affected by this vulnerability?

The software affected by this vulnerability is Mozilla Firefox version < 115.

5

What is the severity of this vulnerability?

The severity of this vulnerability is medium.

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.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203