CVE-2022-26384
9.6
CRITICAL
CVSS 3.1
EPSS 0.19%
Description
If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scripts</code>, they were able to craft a link that, when clicked, would lead to JavaScript execution in violation of the sandbox. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.
How to fix CVE-2022-26384
To remediate CVE-2022-26384, upgrade the affected package to a fixed version below.
- —upgrade to 91.7.0esr-1~deb11u1 or later
- —upgrade to 1:91.7.0-2~deb11u1 or later
Is CVE-2022-26384 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 91.7.0esr-1~deb11u1
- from 0, < 1:91.7.0-2~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |