Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
CVE-2019-11691 Details
Description
A use-after-free vulnerability can occur when working with XMLHttpRequest (XHR) in an event loop, causing the XHR main thread to be called after it has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1542465 | CVE | Issue TrackingPermissions RequiredVendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-13/ | CVE | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-14/ | CVE | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-15/ | CVE | Vendor Advisory |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1542465 | [email protected] | Issue TrackingPermissions RequiredVendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-13/ | [email protected] | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-14/ | [email protected] | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2019-15/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| mozilla firefox | < 67.0 |
CPE
Remediation
| |
| mozilla firefox esr | < 60.7 |
CPE
Remediation
| |
| mozilla thunderbird | < 60.7 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Jul 26, 2019 | Initial Analysis | [email protected] |