CVE-2021-21155
9.6
CRITICAL
CVSS 3.1
EPSS 1.3%
Description
Heap buffer overflow in Tab Strip in Google Chrome on Windows prior to 88.0.4324.182 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
How to fix CVE-2021-21155
To remediate CVE-2021-21155, upgrade the affected package to a fixed version below.
- Debian/chromium—upgrade to 88.0.4324.182-1 or later
Is CVE-2021-21155 being exploited?
Low — EPSS is 1.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 88.0.4324.182-1
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 |