CVE-2021-30533
Google Chromium PopupBlocker Security Bypass Vulnerability
6.5
MEDIUM
CVSS 3.1
⚠ KEVEPSS 16.7%
Description
Insufficient policy enforcement in PopupBlocker in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass navigation restrictions via a crafted iframe.
How to fix CVE-2021-30533
To remediate CVE-2021-30533, upgrade the affected package to a fixed version below.
- —upgrade to 93.0.4577.82-1 or later
Is CVE-2021-30533 being exploited?
Yes — CVE-2021-30533 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (1)
- from 0, < 93.0.4577.82-1
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 |