Vulnerability Description
Malicious websites could have tricked users into accepting launching a program to handle an external URL protocol. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 96.0 |
| Mozilla | Firefox Esr | < 91.5 |
| Mozilla | Thunderbird | < 91.5 |
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1744158ExploitIssue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-01/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-02/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-03/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1744158ExploitIssue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-01/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-02/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-03/Vendor Advisory
FAQ
What is CVE-2022-22739?
CVE-2022-22739 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Malicious websites could have tricked users into accepting launching a program to handle an external URL protocol. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
How severe is CVE-2022-22739?
CVE-2022-22739 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-2022-22739?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.