CVE-2019-11757
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2019-11757
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-11757.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2019-11757
- Downstream
- Related
- Published
- 2020-01-08T20:15:12Z
- Modified
- 2025-08-09T20:01:26Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
When following the value's prototype chain, it was possible to retain a reference to a locale, delete it, and subsequently reference it. This resulted in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
- References