CVE-2024-8382
8.8
HIGH
CVSS 3.1
EPSS 0.27%
Description
Internal browser event interfaces were exposed to web content when privileged EventHandler listener callbacks ran for those events. Web content that tried to use those interfaces would not be able to use them with elevated privileges, but their presence would indicate certain browser features had been used, such as when a user opened the Dev Tools console. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, Firefox ESR < 115.15, Thunderbird < 128.2, and Thunderbird < 115.15.
How to fix CVE-2024-8382
To remediate CVE-2024-8382, upgrade the affected package to a fixed version below.
- —upgrade to 115.15.0esr-1~deb11u1 or later
- —upgrade to 1:115.15.0-1~deb11u1 or later
Is CVE-2024-8382 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 115.15.0esr-1~deb11u1
- from 0, < 1:115.15.0-1~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 |