CVE & CISA-KEV Catalog

CVE-2021-21106

CRITICALEPSS 81th pctl
9.6
CVSS v3
NVD

Description

Use after free in autofill in Google Chrome prior to 87.0.4280.141 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

CWE-416Use After Free

How to fix

Remediation Available
chromiumDebian
Fixed in:87.0.4280.141-0.1CVE-2021-21106
Fixed in:87.0.4280.141-0.1CVE-2021-21106
Fixed in:87.0.4280.141-0.1CVE-2021-21106
Fixed in:87.0.4280.141-0.1CVE-2021-21106
Google ChromeWindows application
Affected:87.0.4280.141Fixed in:87.0.4280.141Google LLC
Google Chrome (EXE)Windows application
Affected:87.0.4280.141Fixed in:87.0.4280.141Google LLC
Google Chrome BetaWindows application
Affected:87.0.4280.141Fixed in:87.0.4280.141Google LLC
Google Chrome Beta (EXE)Windows application
Affected:87.0.4280.141Fixed in:87.0.4280.141Google LLC
Google Chrome CanaryWindows application
Affected:87.0.4280.141Fixed in:87.0.4280.141Google LLC
Google Chrome DevWindows application
Affected:87.0.4280.141Fixed in:87.0.4280.141Google LLC
Google Chrome Dev (EXE)Windows application
Affected:87.0.4280.141Fixed in:87.0.4280.141Google 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
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

2.24%probability of exploitation in 30 days
81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Third-Party Advisory2

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2019-0708Critical9.8100%KEV + Ransom-
CVE-2021-31166Critical9.8100%KEVFix
CVE-2015-5119Critical9.899%KEV-
CVE-2010-3962High8.197%KEV-
CVE-2015-0313Critical9.896%KEVFix
CVE-2017-9798High7.595%-Fix
Embed a live status badge for CVE-2021-21106
CVE-2021-21106 severity badge

Markdown

[![CVE-2021-21106](https://tridentstack.com/cve/badge/CVE-2021-21106.svg)](https://tridentstack.com/cve/CVE-2021-21106)

HTML

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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.