Multiple vulnerabilities in Mozilla Thunderbird ESR

Description

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

Below is a complete list of vulnerabilities:

1. Type confusion vulnerability when looking up a property name in a “with” block can be exploited to cause denial of service.
2. Cross-site scripting (XSS) vulnerability can be exploited to perform cross-site scripting attack.
3. Security UI vulnerability can be exploited to spoof user interface.

Original advisories

• MFSA2024-44

Exploitation

Public exploits exist for this vulnerability.

Related products

• Mozilla-Thunderbird-ESR

CVE list

• CVE-2024-8381
  critical
• CVE-2024-8382
  critical
• CVE-2024-8384
  critical

Read more

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