What’s Vulnerable › Vulnerabilities

CVE-2019-5840

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-06-27 · updated 2026-06-17
• Weakness: CWE-362

Description

Incorrect security UI in popup blocker in Google Chrome on iOS prior to 75.0.3770.80 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.

Affected products

• Debian Linux: 10.0
• Fedoraproject Fedora: 29, 30
• Google Chrome: before 75.0.3770.80 — fixed in 75.0.3770.80
• openSUSE Backports: sle-15
• openSUSE Leap: 15.0, 15.1, 42.3

How to fix

Upgrade to a fixed version: Google Chrome 75.0.3770.80. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00085.html
• https://chromereleases.googleblog.com/2019/06/stable-channel-update-for-desktop.html
• https://crbug.com/951782
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPM7VPE27DUNJLXM4F5PAAEFFWOEND6X/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKN4GPMBQ3SDXWB4HL45II5CZ7P2E4AI/
• https://seclists.org/bugtraq/2019/Aug/19
• https://security.gentoo.org/glsa/201908-18
• https://www.debian.org/security/2019/dsa-4500
• http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00085.html
• https://chromereleases.googleblog.com/2019/06/stable-channel-update-for-desktop.html
• https://crbug.com/951782
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPM7VPE27DUNJLXM4F5PAAEFFWOEND6X/

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