CVE-2023-4047
8.8
HIGH
CVSS 3.1
EPSS 0.62%
Description
A bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
How to fix CVE-2023-4047
To remediate CVE-2023-4047, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 102.14.0esr-1~deb11u1 or later
- Debian/thunderbird—upgrade to 1:102.14.0-1~deb11u1 or later
Is CVE-2023-4047 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 102.14.0esr-1~deb11u1
- from 0, < 1:102.14.0-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |