Exploit for CVE-2026-2777

Privilege escalation in the Messaging System component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Published: 2026-02-24

CVSS: 9.8

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Download Exploit for CVE-2026-2777 here:

http://zeroday6mns52t72y3rsle7f72wca5uwn2xzktdysf72flozx7sv4mqd.onion/exploit-for-cve-2026-2777.729/

Tip: Download official Tor Browser at https://www.torproject.org/download/ to access .onion links.

Check our portfolio:

http://zeroday6mns52t72y3rsle7f72wca5uwn2xzktdysf72flozx7sv4mqd.onion/members/veletateam.344/

https://veletacapital.com/exploit-506-cve-2026-2927/

https://veletacapital.com/exploit-755-cve-2026-28411/

https://veletacapital.com/exploit-24-cve-2026-1432/

https://veletacapital.com/exploit-167-cve-2026-25560/