What’s Vulnerable › Vulnerabilities

CVE-2019-5865

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-11-25 · updated 2026-06-17
• Weakness: CWE-862

Description

Insufficient policy enforcement in navigations in Google Chrome prior to 76.0.3809.87 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.

Affected products

• Google Chrome: before 76.0.3809.87 — fixed in 76.0.3809.87

How to fix

Upgrade to a fixed version: Google Chrome 76.0.3809.87. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop_30.html
• https://crbug.com/973103
• https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop_30.html
• https://crbug.com/973103

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