Vulnerability Description
A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 116.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1839079Issue TrackingPermissions Required
- https://www.mozilla.org/security/advisories/mfsa2023-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-36/
- https://www.mozilla.org/security/advisories/mfsa2023-38/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1839079Issue TrackingPermissions Required
- https://www.mozilla.org/security/advisories/mfsa2023-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-36/
- https://www.mozilla.org/security/advisories/mfsa2023-38/
FAQ
What is CVE-2023-4053?
CVE-2023-4053 is a vulnerability with a CVSS score of 6.5 (MEDIUM). A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofin...
How severe is CVE-2023-4053?
CVE-2023-4053 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-4053?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.