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CVE-2026-44127

CWE-73

SEPPmail Secure Email Gateway before version 15.0.4 contains an unauthenticated path traversal vulnerability in the identifier parameter of /api.app/attachment/preview that allows remote attackers to read arbitrary local files and trigger deletion of files in the targeted directory with the privileges of the api.app process.

CVSS Score
8.8
High
EPSS — Exploit Probability
16%
Riskier than 96% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
NVD entry PoC / advisory

1 article across 1 outlet · first covered May 19, 2026 · latest May 19, 2026

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