CVE-2004-0763: Medium severity Mozilla Firefox vulnerability

Published Aug 3, 2004
·
Updated

Mozilla Firefox 0.9.1 and 0.9.2 allows remote web sites to spoof certificates of trusted web sites via redirects and Javascript that uses the "onunload" method.

Affected Software

2 affected components
Mozilla Firefox=0.9.1
Mozilla Firefox=0.9.2

Event History

Aug 3, 2004
CVE Published
via MITRE·08:00 AM
Data Sourced
via MITRE·08:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2004-0763?

CVE-2004-0763 is considered a medium severity vulnerability due to its potential to allow spoofing of trusted web site certificates.

2

How do I fix CVE-2004-0763?

To fix CVE-2004-0763, upgrade to a later version of Mozilla Firefox than 0.9.2.

3

What types of attacks are possible due to CVE-2004-0763?

CVE-2004-0763 can enable attackers to execute phishing attacks by spoofing trusted websites through malicious redirects and JavaScript.

4

Which versions of Mozilla Firefox are affected by CVE-2004-0763?

CVE-2004-0763 affects Mozilla Firefox versions 0.9.1 and 0.9.2.

5

Is CVE-2004-0763 exploitable in modern browsers?

No, CVE-2004-0763 is specific to older versions of Mozilla Firefox and does not affect modern browsers that have patched this vulnerability.

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