medium
6.5
Advisory Published
Updated

CVE-2019-11699

First published: Tue May 21 2019(Updated: )

A malicious page can briefly cause the wrong name to be highlighted as the domain name in the addressbar during page navigations. This could result in user confusion of which site is currently loaded for spoofing attacks. This vulnerability affects Firefox < 67.

Credit: security@mozilla.org security@mozilla.org

Affected SoftwareAffected VersionHow to fix
Mozilla Firefox<67
67
Mozilla Firefox<67.0
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0+
67.0+
ubuntu/firefox<67.0
67.0
ubuntu/firefox<67.0+
67.0+
debian/firefox
125.0.3-1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2019-11699?

    CVE-2019-11699 is a vulnerability that allows a malicious page to briefly cause the wrong name to be highlighted as the domain name in the address bar during page navigations, potentially leading to user confusion and spoofing attacks.

  • Which software is affected by CVE-2019-11699?

    Mozilla Firefox versions prior to 67 are affected by CVE-2019-11699.

  • How severe is CVE-2019-11699?

    CVE-2019-11699 has a severity score of 6.5, categorizing it as a medium-severity vulnerability.

  • How can I fix CVE-2019-11699 in Mozilla Firefox?

    To fix CVE-2019-11699, update your Mozilla Firefox browser to version 67 or later.

  • Where can I find more information about CVE-2019-11699?

    You can find more information about CVE-2019-11699 in the following references: [Mozilla Bugzilla](https://bugzilla.mozilla.org/show_bug.cgi?id=1528939), [Mozilla Security Advisories](https://www.mozilla.org/en-US/security/advisories/mfsa2019-13/)

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