CVE & CISA-KEV Catalog

CVE-2020-15973

MEDIUM

6.5

CVSS v3

Description

Insufficient policy enforcement in extensions in Google Chrome prior to 86.0.4240.75 allowed an attacker who convinced a user to install a malicious extension to bypass same origin policy via a crafted Chrome Extension.

How to fix

Remediation Available

chromiumDebian

Fixed in:87.0.4280.88-0.1CVE-2020-15973

Fixed in:87.0.4280.88-0.1CVE-2020-15973

Fixed in:87.0.4280.88-0.1CVE-2020-15973

Fixed in:87.0.4280.88-0.1CVE-2020-15973

Google ChromeWindows application

Affected:86.0.4240.75Fixed in:86.0.4240.75Google LLC

Google Chrome (EXE)Windows application

Affected:86.0.4240.75Fixed in:86.0.4240.75Google LLC

Google Chrome BetaWindows application

Affected:86.0.4240.75Fixed in:86.0.4240.75Google LLC

Google Chrome Beta (EXE)Windows application

Affected:86.0.4240.75Fixed in:86.0.4240.75Google LLC

Google Chrome CanaryWindows application

Affected:86.0.4240.75Fixed in:86.0.4240.75Google LLC

Google Chrome DevWindows application

Affected:86.0.4240.75Fixed in:86.0.4240.75Google LLC

Google Chrome Dev (EXE)Windows application

Affected:86.0.4240.75Fixed in:86.0.4240.75Google 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

ConfidentialityNone

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

1.02%probability of exploitation in 30 days

59thpercentile

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

References

Vendor Advisory2

Third-Party Advisory2

Other references3

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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.