CVE-2022-42931

Description

Logins saved by Firefox should be managed by the Password Manager component which uses encryption to save files on-disk. Instead, the username (not password) was saved by the Form Manager to an unencrypted file on disk. This vulnerability affects Firefox < 106.

Category

3.3
CVSS
Severity: Low
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1780571 issue tracking
https://www.mozilla.org/security/advisories/mfsa2022-44/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-42931?
CVE-2022-42931 has been scored as a low severity vulnerability.
How to fix CVE-2022-42931?
To fix CVE-2022-42931, 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-2022-42931 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-42931 is being actively exploited. 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-2022-42931?
CVE-2022-42931 affects Mozilla Firefox.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.