CVE-2022-22756

Public Exploit

Description

If a user was convinced to drag and drop an image to their desktop or other folder, the resulting object could have been changed into an executable script which would have run arbitrary code after the user clicked on it. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.19%
Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Affected: Mozilla Thunderbird
Affected: Mozilla Firefox ESR
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2022-05/ vendor advisory
https://www.mozilla.org/security/advisories/mfsa2022-04/ vendor advisory
https://www.mozilla.org/security/advisories/mfsa2022-06/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1317873 vendor advisory issue tracking exploit

Frequently Asked Questions

What is the severity of CVE-2022-22756?
CVE-2022-22756 has been scored as a high severity vulnerability.
How to fix CVE-2022-22756?
To fix CVE-2022-22756, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-22756 being actively exploited in the wild?
It is possible that CVE-2022-22756 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-22756?
CVE-2022-22756 affects Mozilla Firefox, Mozilla Thunderbird, Mozilla Firefox ESR.
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