CVE & CISA-KEV Catalog

CVE-2021-30507

HIGH
8.8
CVSS v3
NVD

Description

Inappropriate implementation in Offline in Google Chrome on Android prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.

CWE-829

How to fix

Remediation Available
chromiumDebian
Fixed in:90.0.4430.212-1CVE-2021-30507
Fixed in:90.0.4430.212-1CVE-2021-30507
Fixed in:90.0.4430.212-1CVE-2021-30507
Fixed in:90.0.4430.212-1CVE-2021-30507
Google ChromeWindows application
Affected:90.0.4430.212Fixed in:90.0.4430.212Google LLC
Google Chrome (EXE)Windows application
Affected:90.0.4430.212Fixed in:90.0.4430.212Google LLC
Google Chrome BetaWindows application
Affected:90.0.4430.212Fixed in:90.0.4430.212Google LLC
Google Chrome Beta (EXE)Windows application
Affected:90.0.4430.212Fixed in:90.0.4430.212Google LLC
Google Chrome CanaryWindows application
Affected:90.0.4430.212Fixed in:90.0.4430.212Google LLC
Google Chrome DevWindows application
Affected:90.0.4430.212Fixed in:90.0.4430.212Google LLC
Google Chrome Dev (EXE)Windows application
Affected:90.0.4430.212Fixed in:90.0.4430.212Google LLC

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

1.17%probability of exploitation in 30 days
63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Patch1
Third-Party Advisory1
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CVE-2021-30507 severity badge

Markdown

[![CVE-2021-30507](https://tridentstack.com/cve/badge/CVE-2021-30507.svg)](https://tridentstack.com/cve/CVE-2021-30507)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-30507"><img src="https://tridentstack.com/cve/badge/CVE-2021-30507.svg" alt="CVE-2021-30507"></a>

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.