What is CVE-2023-37204?

CVE-2023-37204 is a medium-severity vulnerability in Mozilla Firefox. CVSS score: 6.5/10. Published 2023-07-05.

How severe is CVE-2023-37204?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Mozilla Firefox

CVE-2023-37204

A website could have obscured the fullscreen notification by using an option element by introducing lag via an expensive computational function. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 115.

EPSS: 0.005 (40.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Mozilla Firefox — versions unspecified

References

security@mozilla.org (Permissions Required, Issue Tracking)
security@mozilla.org (Vendor Advisory)
security@mozilla.org

Frequently asked questions

What is CVE-2023-37204?: CVE-2023-37204 is a medium-severity vulnerability in Mozilla Firefox. CVSS score: 6.5/10. Published 2023-07-05.
How severe is CVE-2023-37204?: Medium severity. CVSS v3 base score is 6.5 out of 10.