Astra Linux – Vulnerability in Thunderbird

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive Chrome-level privileges; however, it could be used as a stepping stone for further attacks involving other vulnerabilities. This vulnerability affects...

SUSE 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...

Mozilla: Bypass of CSP sandbox directive when embedding

Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Mozilla: External protocol handler parameters were unescaped

When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

DEBIAN-CVE-2021-43543

Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

DEBIAN-CVE-2021-43541

When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Mozilla: Denial of Service when using the Location API in a loop

Using the Location API in a loop could have caused severe application hangs and crashes. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

UBUNTU-CVE-2021-43537

An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...