Vulnerability Description
Previously Firefox for macOS and Linux would download temporary files to a user-specific directory in <code>/tmp</code>, but this behavior was changed to download them to <code>/tmp</code> where they could be affected by other local users. This behavior was reverted to the original, user-specific directory. <br>*This bug only affects Firefox for macOS and Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 91.7 and Thunderbird < 91.7.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox Esr | < 91.7 |
| Mozilla | Thunderbird | < 91.7 |
| Apple | Macos | - |
| Linux | Linux Kernel | - |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1752396ExploitIssue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-11/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-12/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1752396ExploitIssue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-11/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-12/Vendor Advisory
FAQ
What is CVE-2022-26386?
CVE-2022-26386 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Previously Firefox for macOS and Linux would download temporary files to a user-specific directory in <code>/tmp</code>, but this behavior was changed to download them to <code>/tmp</code> where they ...
How severe is CVE-2022-26386?
CVE-2022-26386 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-2022-26386?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox Esr, Mozilla Thunderbird, Apple Macos, Linux Linux Kernel.