CVE-2021-30533
CVSS v3
6.5
MEDIUM
EPSS Score
10.5 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
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.
CISA Known Exploited Vulnerability
- Date Added
- 2022-06-27
- Patch Due Date
- 2022-07-18
- Ransomware Use
- Unknown
Technical details
- Published
- 2021-06-07
Frequently asked questions
What is CVE-2021-30533?
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.
Is CVE-2021-30533 actively exploited?
Yes. CVE-2021-30533 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-07-18.
What is the CVSS score for CVE-2021-30533?
CVE-2021-30533 has a CVSS v3 base score of 6.5 (MEDIUM severity).
Is CVE-2021-30533 affecting your environment?
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