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CVE Record
[ MEDIUM ]CVE-2021-30533

Google Chromium PopupBlocker Security Bypass Vulnerability

Google Chromium PopupBlocker contains an insufficient policy enforcement vulnerability that allows a remote attacker to bypass navigation restrictions via a crafted iframe. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

cat cve-2021-30533.json
Vendor
Google
Product
Chromium PopupBlocker
CVSS
6.5
EPSS (exploit probability)
16.6%
Status
kev
CISA patch-by (BOD 22-01)
Published
Source
https://nvd.nist.gov/vuln/detail/CVE-2021-30533

Google Chromium PopupBlocker contains an insufficient policy enforcement vulnerability that allows a remote attacker to bypass navigation restrictions via a crafted iframe. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2022-06-27. Required action per CISA: Apply updates per vendor instructions. Due date: 2022-07-18.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.