Critical Vulnerability CVE-2026-2743 in SeppMail Exposes Users to Remote Code Execution
ID: 04c67ad3-7b48-5e46-b333-2836d868560d
STIX ID: report--04c67ad3-7b48-5e46-b333-2836d868560d
Feed Name: ThreatCluster
Threat Score
CVE-2026-2743 is a critical (CVSS 9.8) arbitrary-file-write/path-traversal vulnerability in SeppMail's Large File Transfer feature (affecting versions 15.0.2.1 and earlier) that can lead to remote code execution; active exploitation has been reported and no official patch is available, so immediate mitigations and monitoring are advised.
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