VYPR

Thunderbird

by Thunderbird

CVEs (1)

  • CVE-2026-84639CriSep 1, 2026
    risk 0.59cvss 9.1epss 0.00

    Triggering an error condition in certain MIME bodies would cause uninitialized memory to be used. This vulnerability was fixed in Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.