CVE-2016-1961
8.8
HIGH
CVSS 3.1
EPSS 0.75%
Description
Use-after-free vulnerability in the nsHTMLDocument::SetBody function in dom/html/nsHTMLDocument.cpp in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7 allows remote attackers to execute arbitrary code by leveraging mishandling of a root element, aka ZDI-CAN-3574.
How to fix CVE-2016-1961
To remediate CVE-2016-1961, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 45.0esr-1 or later
Is CVE-2016-1961 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 45.0esr-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |