Vulnerability Details CVE-2026-29963
HSC MailInspector 5.3.3-7 has a Path Traversal vulnerability due to improper validation of user-supplied input in the /tap/dw.php endpoint. The text parameter is used to construct file paths without adequate normalization or restriction to a safe base directory. A remote attacker can exploit this flaw to access arbitrary files on the underlying operating system, resulting in unauthorized disclosure of sensitive information.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 31.8%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2026-29963
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cpe:2.3:a:hsclabs:mailinspector:5.3.3-7