CVE-2019-11717
5.3
MEDIUM
CVSS 3.1
EPSS 3.2%
Description
A vulnerability exists where the caret ("^") character is improperly escaped constructing some URIs due to it being used as a separator, allowing for possible spoofing of origin attributes. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
How to fix CVE-2019-11717
To remediate CVE-2019-11717, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 60.8.0esr-1 or later
- —upgrade to 1:60.8.0-1 or later
Is CVE-2019-11717 being exploited?
Low — EPSS is 3.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 60.8.0esr-1
- from 0, < 1:60.8.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |