CVE-2023-37207
6.5
MEDIUM
CVSS 3.1
EPSS 0.42%
Description
A website could have obscured the fullscreen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.
How to fix CVE-2023-37207
To remediate CVE-2023-37207, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 102.13.0esr-1~deb11u1 or later
- —upgrade to 1:102.13.0-1~deb11u1 or later
Is CVE-2023-37207 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 102.13.0esr-1~deb11u1
- from 0, < 1:102.13.0-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |