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MFSA2020-33 Thunderbird: Security Vulnerabilities fixed in Thunderbird 78.1 (CVE-2020-15655)

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MFSA2020-33 Thunderbird: Security Vulnerabilities fixed in Thunderbird 78.1 (CVE-2020-15655)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
07/28/2020
Created
07/30/2020
Added
07/29/2020
Modified
08/17/2020

Description

A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

Solution(s)

  • mozilla-thunderbird-upgrade-78_1

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