CVE-2019-9790

Name: CVE-2019-9790
Creator: NVD / NIST
Published: 2019-04-26T17:29:01.383+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.84%

Last modified Jun 17, 2026

CVE-2019-9790 is a vulnerability of currently unknown severity. A use-after-free vulnerability can occur when a raw pointer to a DOM element on a page is obtained using JavaScript and the element is then removed while still in use. This results in a potentially exploitable crash. EPSS estimates a 1.84% chance of exploitation in the next 30 days.

Description

A use-after-free vulnerability can occur when a raw pointer to a DOM element on a page is obtained using JavaScript and the element is then removed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.

Metrics

EPSS Probability

1.84%

76.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	<= 60.6
Mozilla	Firefox	<= 66.0
Mozilla	Thunderbird	<= 60.6

References

https://access.redhat.com/errata/RHSA-2019:0966
https://access.redhat.com/errata/RHSA-2019:1144
https://bugzilla.mozilla.org/show_bug.cgi?id=1525145Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-07/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-08/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-11/Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0966
https://access.redhat.com/errata/RHSA-2019:1144
https://bugzilla.mozilla.org/show_bug.cgi?id=1525145Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-07/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-08/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2019-11/Vendor Advisory

Timeline

Published: Apr 26, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-9790?

How severe is CVE-2019-9790?

Severity scoring for CVE-2019-9790 is pending analysis. The EPSS model estimates a 1.84% probability of exploitation in the next 30 days.

How do I fix CVE-2019-9790?

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-2019-9790?

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

Scan your code now

Source: NVD / NIST