CVE-2020-15992: Google Chrome vulnerability

CVE-2020-15992: Insufficient policy enforcement in networking in Google Chrome prior to 86.0.4240.75 allowed a remote attac...

Insufficient policy enforcement in networking in Google Chrome prior to 86.0.4240.75 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 4, 2024, 13:30 UTC (UTC+00:00)

Security readout for executives and security teams

This Chrome flaw could let an attacker who already compromised Chrome’s renderer bypass same-origin protections with a crafted HTML page. In business terms, it weakens browser isolation, but the source bundle shows a required precondition and does not show active exploitation. Exposure is most likely on endpoints running Google Chrome before 86.0.4240.75. Organizations using vendor-packaged browser builds should check the cited Linux distribution advisories for patched package status. Prioritize routine browser patch compliance. Escalate if legacy Chrome versions remain on user workstations, kiosks, or high-risk browsing environments, because browser isolation failures can support broader compromise chains. Mitigation focus: Upgrade Google Chrome to 86.0.4240.75 or later.; Apply relevant OS vendor browser package updates from cited advisories.; Confirm browser auto-update is enabled on managed endpoints..

Prepared: Jun 5, 2026, 13:51 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Nov 3, 2020, 02:21 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

8Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop.htmlCVE reference · x_refsource_MISC
https://crbug.com/1110195CVE reference · x_refsource_MISC
FEDORA-2020-127d40f1abCVE reference · vendor-advisory, x_refsource_FEDORA
FEDORA-2020-8aca25b5c8CVE reference · vendor-advisory, x_refsource_FEDORA
FEDORA-2020-4e8e48da22CVE reference · vendor-advisory, x_refsource_FEDORA
DSA-4824CVE reference · vendor-advisory, x_refsource_DEBIAN
GLSA-202101-30CVE reference · vendor-advisory, x_refsource_GENTOO

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

GoogleChromeunspecifiedListed

Weakness

CWE details

No CWE listed

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