CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 4.3. See the original NVD description below for full technical details.
CVE
CVE-2020-12397
Severity
MEDIUM
CVSS
4.3
EPSS
0.60%
Original NVD Description
By encoding Unicode whitespace characters within the From email header, an attacker can spoof the sender email address that Thunderbird displays. This vulnerability affects Thunderbird < 68.8.0.
Related CVEs
Other vulnerabilities affecting the same vendor(s)