CVE-2022-22750

Name: CVE-2022-22750
Creator: NVD / NIST
Published: 2022-12-22T20:15:16.81+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.57%

Last modified Jun 17, 2026

CVE-2022-22750 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. By generally accepting and passing resource handles across processes, a compromised content process might have confused higher privileged processes to interact with handles that the unprivileged process should not have access to.<br>*This bug only affects Firefox for Windows and MacOS. Other operating systems are unaffected.*. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

By generally accepting and passing resource handles across processes, a compromised content process might have confused higher privileged processes to interact with handles that the unprivileged process should not have access to.<br>*This bug only affects Firefox for Windows and MacOS. Other operating systems are unaffected.*. This vulnerability affects Firefox < 96.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS Probability

0.57%

42.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 96.0

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1566608Exploit, Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-01/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1566608Exploit, Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-01/Vendor Advisory

Timeline

Published: Dec 22, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-22750?

How severe is CVE-2022-22750?

CVE-2022-22750 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.

How do I fix CVE-2022-22750?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-22750?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST