CVE-2019-11725

Name: CVE-2019-11725
Creator: NVD / NIST
Published: 2019-07-23T14:15:16.39+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.15%

Last modified Jun 17, 2026

CVE-2019-11725 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. When a user navigates to site marked as unsafe by the Safebrowsing API, warning messages are displayed and navigation is interrupted but resources from the same site loaded through websockets are not blocked, leading to the loading of unsafe resources and bypassing safebrowsing protections. This vulnerability affects Firefox < 68.. EPSS estimates a 1.15% chance of exploitation in the next 30 days.

Description

When a user navigates to site marked as unsafe by the Safebrowsing API, warning messages are displayed and navigation is interrupted but resources from the same site loaded through websockets are not blocked, leading to the loading of unsafe resources and bypassing safebrowsing protections. This vulnerability affects Firefox < 68.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.15%

62.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 68.0
Opensuse	Leap	15.0
Opensuse	Leap	15.1

References

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.htmlMailing List, Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1483510Issue Tracking, Permissions Required, Vendor Advisory
https://security.gentoo.org/glsa/201908-12Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2019-21/Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.htmlMailing List, Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1483510Issue Tracking, Permissions Required, Vendor Advisory
https://security.gentoo.org/glsa/201908-12Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2019-21/Vendor Advisory

Timeline

Published: Jul 23, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-11725?

How severe is CVE-2019-11725?

CVE-2019-11725 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.15% probability of exploitation in the next 30 days.

How do I fix CVE-2019-11725?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-11725?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST