CVE-2022-31744
6.5
MEDIUM
CVSS 3.1
EPSS 0.07%
Description
An attacker could have injected CSS into stylesheets accessible via internal URIs, such as resource:, and in doing so bypass a page's Content Security Policy. This vulnerability affects Firefox ESR < 91.11, Thunderbird < 102, Thunderbird < 91.11, and Firefox < 101.
How to fix CVE-2022-31744
To remediate CVE-2022-31744, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 91.11.0esr-1~deb11u1 or later
- —upgrade to 1:91.11.0-1~deb11u1 or later
Is CVE-2022-31744 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 91.11.0esr-1~deb11u1
- from 0, < 1:91.11.0-1~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 |