AEGLIX vulnerability intelligence
CVE-2019-11707
HIGH · CVSS 8.8 · Analyzed
Published: 2019-07-23 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.
Severity and scoring
- CVSS score
- 8.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-843
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Mozilla · Firefox and Thunderbird
- Added to catalog
- 2022-05-23
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-06-13
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Before (exclusive): 60.7.1
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Before (exclusive): 67.0.3
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Before (exclusive): 60.7.2
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://bugzilla.mozilla.org/show_bug.cgi?id=1544386
Issue Tracking · Permissions Required · Vendor Advisory
- https://security.gentoo.org/glsa/201908-12
Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-18/
Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-20/
Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1544386
Issue Tracking · Permissions Required · Vendor Advisory
- https://security.gentoo.org/glsa/201908-12
Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-18/
Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-20/
Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11707
US Government Resource