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Vulnerability Details :

CVE-2021-30533

Summary
Assigner-Chrome
Assigner Org ID-ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28
Published At-07 Jun, 2021 | 19:25
Updated At-30 Jul, 2025 | 01:38
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Known Exploited Vulnerabilities (KEV)
cisa.gov
Vendor:
Google LLCGoogle
Product:Chromium PopupBlocker
Added At:27 Jun, 2022
Due At:18 Jul, 2022

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.

Used in Ransomware

:

Unknown

CWE

:
CWE-863

Required Action:

Apply updates per vendor instructions.

Additional Notes:

https://nvd.nist.gov/vuln/detail/CVE-2021-30533
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:Chrome
Assigner Org ID:ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28
Published At:07 Jun, 2021 | 19:25
Updated At:30 Jul, 2025 | 01:38
Rejected At:
▼CVE Numbering Authority (CNA)

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.

Affected Products
Vendor
Google LLCGoogle
Product
Chrome
Versions
Affected
  • From unspecified before 91.0.4472.77 (custom)
Problem Types
TypeCWE IDDescription
textN/AInsufficient policy enforcement
Type: text
CWE ID: N/A
Description: Insufficient policy enforcement
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html
x_refsource_MISC
https://crbug.com/1145553
x_refsource_MISC
https://security.gentoo.org/glsa/202107-06
vendor-advisory
x_refsource_GENTOO
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
vendor-advisory
x_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
vendor-advisory
x_refsource_FEDORA
Hyperlink: https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html
Resource:
x_refsource_MISC
Hyperlink: https://crbug.com/1145553
Resource:
x_refsource_MISC
Hyperlink: https://security.gentoo.org/glsa/202107-06
Resource:
vendor-advisory
x_refsource_GENTOO
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
Resource:
vendor-advisory
x_refsource_FEDORA
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
Resource:
vendor-advisory
x_refsource_FEDORA
▼Authorized Data Publishers (ADP)
1. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html
x_refsource_MISC
x_transferred
https://crbug.com/1145553
x_refsource_MISC
x_transferred
https://security.gentoo.org/glsa/202107-06
vendor-advisory
x_refsource_GENTOO
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
vendor-advisory
x_refsource_FEDORA
x_transferred
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
vendor-advisory
x_refsource_FEDORA
x_transferred
Hyperlink: https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://crbug.com/1145553
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://security.gentoo.org/glsa/202107-06
Resource:
vendor-advisory
x_refsource_GENTOO
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
Resource:
vendor-advisory
x_refsource_FEDORA
x_transferred
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
Resource:
vendor-advisory
x_refsource_FEDORA
x_transferred
2. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-863CWE-863 Incorrect Authorization
Type: CWE
CWE ID: CWE-863
Description: CWE-863 Incorrect Authorization
Metrics
VersionBase scoreBase severityVector
3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Metrics Other Info
kev
dateAdded:
2022-06-27
reference:
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30533
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
CVE-2021-30533 added to CISA KEV2022-06-27 00:00:00
Event: CVE-2021-30533 added to CISA KEV
Date: 2022-06-27 00:00:00
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:chrome-cve-admin@google.com
Published At:07 Jun, 2021 | 20:15
Updated At:05 Feb, 2025 | 14:01

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 Catalog
Date AddedDue DateVulnerability NameRequired Action
2022-06-272022-07-18Google Chromium PopupBlocker Security Bypass VulnerabilityApply updates per vendor instructions.
Date Added: 2022-06-27
Due Date: 2022-07-18
Vulnerability Name: Google Chromium PopupBlocker Security Bypass Vulnerability
Required Action: Apply updates per vendor instructions.
Metrics
TypeVersionBase scoreBase severityVector
Primary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Secondary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Primary2.04.3MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Type: Secondary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:N/I:P/A:N
CPE Matches
Google LLC
google
>>chrome>>Versions before 91.0.4472.77(exclusive)
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>33
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Fedora Project
fedoraproject
>>fedora>>34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-863Primarynvd@nist.gov
CWE-863Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-863
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-863
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlchrome-cve-admin@google.com
Release Notes
Vendor Advisory
https://crbug.com/1145553chrome-cve-admin@google.com
Exploit
Issue Tracking
Patch
Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/chrome-cve-admin@google.com
Mailing List
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/chrome-cve-admin@google.com
Mailing List
Release Notes
https://security.gentoo.org/glsa/202107-06chrome-cve-admin@google.com
Third Party Advisory
https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.htmlaf854a3a-2127-422b-91ae-364da2661108
Release Notes
Vendor Advisory
https://crbug.com/1145553af854a3a-2127-422b-91ae-364da2661108
Exploit
Issue Tracking
Patch
Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/af854a3a-2127-422b-91ae-364da2661108
Mailing List
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/af854a3a-2127-422b-91ae-364da2661108
Mailing List
Release Notes
https://security.gentoo.org/glsa/202107-06af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Hyperlink: https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html
Source: chrome-cve-admin@google.com
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://crbug.com/1145553
Source: chrome-cve-admin@google.com
Resource:
Exploit
Issue Tracking
Patch
Vendor Advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
Source: chrome-cve-admin@google.com
Resource:
Mailing List
Release Notes
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
Source: chrome-cve-admin@google.com
Resource:
Mailing List
Release Notes
Hyperlink: https://security.gentoo.org/glsa/202107-06
Source: chrome-cve-admin@google.com
Resource:
Third Party Advisory
Hyperlink: https://chromereleases.googleblog.com/2021/05/stable-channel-update-for-desktop_25.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Release Notes
Vendor Advisory
Hyperlink: https://crbug.com/1145553
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Issue Tracking
Patch
Vendor Advisory
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Mailing List
Release Notes
Hyperlink: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Mailing List
Release Notes
Hyperlink: https://security.gentoo.org/glsa/202107-06
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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