CVE-2021-30533

Summary

CVECVE-2021-30533
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-06-07 20:15:00 UTC
Updated2023-11-07 03:33:00 UTC
DescriptionInsufficient 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.

Risk And Classification

EPSS: 0.105320000 probability, percentile 0.932340000 (date 2026-04-01)

CISA KEV: Listed on 2022-06-27; due 2022-07-18; ransomware use Unknown

Problem Types: CWE-863

CISA Known Exploited Vulnerability

VendorGoogle
ProductChromium PopupBlocker
NameGoogle Chromium PopupBlocker Security Bypass Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2021-30533

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Fedoraproject Fedora 33 All All All
Operating System Fedoraproject Fedora 34 All All All
Application Google Chrome All All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 34 Update: chromium-91.0.4472.114-1.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
Chrome Releases: Stable Channel Update for Desktop MISC chromereleases.googleblog.com
[SECURITY] Fedora 34 Update: chromium-91.0.4472.114-1.fc34 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
1145553 - chromium - An open-source project to help move the web forward. - Monorail MISC crbug.com
[SECURITY] Fedora 33 Update: chromium-91.0.4472.114-2.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 33 Update: chromium-91.0.4472.114-2.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
Chromium, Google Chrome: Multiple vulnerabilities (GLSA 202107-06) — Gentoo security GENTOO security.gentoo.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Legacy QID Mappings

  • 180192 Debian Security Update for chromium (CVE-2021-30533)
  • 281696 Fedora Security Update for chromium (FEDORA-2021-f94dadff78)
  • 281724 Fedora Security Update for chromium (FEDORA-2021-ca58c57bdf)
  • 282329 Fedora Security Update for qt5 (FEDORA-2022-e39987b17d)
  • 375595 Google Chrome Prior To 91.0.4472.77 Multiple Vulnerabilities
  • 501820 Alpine Linux Security Update for chromium
  • 501913 Alpine Linux Security Update for qt5-qtwebengine
  • 502171 Alpine Linux Security Update for qt5-qtwebengine
  • 504615 Alpine Linux Security Update for chromium
  • 690128 Free Berkeley Software Distribution (FreeBSD) Security Update for chromium (674ed047-be0a-11eb-b927-3065ec8fd3ec)
  • 710070 Gentoo Linux Chromium, Google Chrome Multiple vulnerabilities (GLSA 202107-06)
  • 750181 OpenSUSE Security Update for chromium (openSUSE-SU-2021:0825-1)
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