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Mozilla: Sender Email Address Spoofing using encoded Unicode characters

🗓️ 11 May 2020 09:28:32Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Mozilla Thunderbird spoofing via Unicode whitespace in the From header, affecting versions before 68.8.0.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64thunderbird0:68.8.0-1.el8_2thunderbird-0:68.8.0-1.el8_2.aarch64.rpm
Red Hat Enterprise Linux8ppc64lethunderbird0:68.8.0-1.el8_2thunderbird-0:68.8.0-1.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8x86_64thunderbird0:68.8.0-1.el8_2thunderbird-0:68.8.0-1.el8_2.x86_64.rpm
Red Hat Enterprise Linux8aarch64thunderbird-debuginfo0:68.8.0-1.el8_2thunderbird-debuginfo-0:68.8.0-1.el8_2.aarch64.rpm
Red Hat Enterprise Linux8ppc64lethunderbird-debuginfo0:68.8.0-1.el8_2thunderbird-debuginfo-0:68.8.0-1.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8x86_64thunderbird-debuginfo0:68.8.0-1.el8_2thunderbird-debuginfo-0:68.8.0-1.el8_2.x86_64.rpm
Red Hat Enterprise Linux8aarch64thunderbird-debugsource0:68.8.0-1.el8_2thunderbird-debugsource-0:68.8.0-1.el8_2.aarch64.rpm
Red Hat Enterprise Linux8ppc64lethunderbird-debugsource0:68.8.0-1.el8_2thunderbird-debugsource-0:68.8.0-1.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8x86_64thunderbird-debugsource0:68.8.0-1.el8_2thunderbird-debugsource-0:68.8.0-1.el8_2.x86_64.rpm

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28 Jun 2026 12:20Current
7.4High risk
Vulners AI Score7.4
CVSS 3.14.3
CVSS 24.3
EPSS0.00597
3