CVE-2021-43528
- Source
- https://cve.org/CVERecord?id=CVE-2021-43528
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-43528.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-43528
- Downstream
- Related
- Published
- 2021-12-08T22:15:09Z
- Modified
- 2026-02-04T18:28:59.508875Z
- Severity
-
- 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N CVSS Calculator
- Summary
- [none]
- Details
-
Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird < 91.4.0.
- References
-
- https://bugzilla.mozilla.org/show_bug.cgi?id=1742579
- https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html
- https://security.gentoo.org/glsa/202208-14
- https://www.debian.org/security/2022/dsa-5034
- https://www.mozilla.org/security/advisories/mfsa2021-54/
- https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1742579
- https://www.debian.org/security/2022/dsa-5034