Vulnerability Database

299,184

Total vulnerabilities in the database

CVE-2021-43528

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.

  • Published: Dec 8, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-43528
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.5
  • AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:P/A:N

CWEs:

Software From Fixed in
mozilla / thunderbird - 91.4.0
debian / debian_linux 9.0 9.0.x
debian / debian_linux 10.0 10.0.x
debian / debian_linux 11.0 11.0.x