{"id":"CVE-2026-29963","aliases":["EUVD-2026-30783","GHSA-wcm2-h52j-8wcv"],"status":"published","title":"HSC MailInspector 5.3.3-7 has a Path Traversal vulnerability due to improper validation of user...","description":"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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.0266,"percentile":0.85889,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2026-05-18T00:00:00Z","modified":"2026-10-19T22:10:00Z","exploits":[{"source":"nuclei","id":"CVE-2026-29963","title":"HSC MailInspector - Unauthenticated Arbitrary File Read","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-29963.yaml"}],"products":[{"vendor":"hsclabs","product":"mailinspector"}],"references":[{"url":"https://hsclabs.com/pt-br/mailinspector/","tags":["Product"]},{"url":"https://github.com/sql3t0/cve-disclosures","tags":["Third Party Advisory"]},{"url":"https://github.com/sql3t0/cve-disclosures/blob/main/02_-_CVE-2026-29963_LFI%2BPath_Traversal.md","tags":["Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-29963"},{"url":"https://hsclabs.com/pt-br/mailinspector"},{"url":"https://github.com/advisories/GHSA-wcm2-h52j-8wcv"}],"sources":{"cve":[{"id":"CVE-2026-29963","description":"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.","status":"published","published":"2026-05-18T00:00:00Z","modified":"2026-05-19T13:42:16.224Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:19:56.284359Z"}],"euvd":[{"id":"EUVD-2026-30783","description":"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.","status":"published","published":"2026-05-18T00:00:00Z","modified":"2026-05-19T13:42:16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T18:21:15.688012Z"}],"ghsa":[{"id":"GHSA-wcm2-h52j-8wcv","title":"HSC MailInspector 5.3.3-7 has a Path Traversal vulnerability due to improper validation of user...","description":"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.","status":"published","published":"2026-05-18T18:31:30Z","modified":"2026-05-19T15:31:24Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:08:12.004262Z"}],"nvd":[{"id":"CVE-2026-29963","description":"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.","status":"published","published":"2026-05-18T18:17:21.517Z","modified":"2026-10-19T22:10:00.13Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:12:19.39893Z"}]}}