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cve/2021/CVE-2021-43528.md
0xMarcio cb00e1339f Update CVE list 2025-09-29 21:09
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CVE-2021-43528

Description

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.

POC

Reference

Github

No PoCs found on GitHub currently.