CVE-2020-12406
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2020-12406
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12406.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-12406
- Downstream
- Related
- Published
- 2020-07-09T15:15:11Z
- Modified
- 2025-08-09T19:01:28Z
- 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
-
Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
- References