CVE & CISA-KEV Catalog

CVE-2021-21209

MEDIUM

6.5

CVSS v3

Description

Inappropriate implementation in storage in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

How to fix

Remediation Available

chromiumDebian

Fixed in:90.0.4430.72-1CVE-2021-21209

Fixed in:90.0.4430.72-1CVE-2021-21209

Fixed in:90.0.4430.72-1CVE-2021-21209

Fixed in:90.0.4430.72-1CVE-2021-21209

Google ChromeWindows application

Affected:90.0.4430.72Fixed in:90.0.4430.72Google LLC

Google Chrome (EXE)Windows application

Affected:90.0.4430.72Fixed in:90.0.4430.72Google LLC

Google Chrome BetaWindows application

Affected:90.0.4430.72Fixed in:90.0.4430.72Google LLC

Google Chrome Beta (EXE)Windows application

Affected:90.0.4430.72Fixed in:90.0.4430.72Google LLC

Google Chrome CanaryWindows application

Affected:90.0.4430.72Fixed in:90.0.4430.72Google LLC

Google Chrome DevWindows application

Affected:90.0.4430.72Fixed in:90.0.4430.72Google LLC

Google Chrome Dev (EXE)Windows application

Affected:90.0.4430.72Fixed in:90.0.4430.72Google 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

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.01%probability of exploitation in 30 days

59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Third-Party Advisory4

Other references3

Embed a live status badge for CVE-2021-21209

Markdown

[![CVE-2021-21209](https://tridentstack.com/cve/badge/CVE-2021-21209.svg)](https://tridentstack.com/cve/CVE-2021-21209)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-21209"><img src="https://tridentstack.com/cve/badge/CVE-2021-21209.svg" alt="CVE-2021-21209"></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.