KLA11966
Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to perform cross-site scripting attack, spoof user interface, cause denial of service, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. XSS vulnerability can be exploited to spoof user interface.
2. Use after free vulnerability can be exploited to denial of service.
3. Memory safety vulnerability can be exploited to execute arbitrary code.
4. Security UI vulnerability can be exploited to spoof user interface.

Mozilla Thunderbird earlier than 78.3

Update to the latest version
Download Thunderbird