HSC MailInspector v5.3.3-7 contains a Cross-Site Scripting (XSS) vulnerability in the /tap/tap.php endpoint due to improper neutralization of user-controlled input using alternate or obfuscated JavaScript syntax. The endpoint reflects unsanitized user input in HTTP responses without adequate output encoding, allowing a remote attacker to execute arbitrary JavaScript code in the context of a victim's browser.

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Mon, 18 May 2026 18:45:00 +0000

Type Values Removed Values Added
Title Unvalidated Reflected XSS in HSC MailInspector /tap/tap.php
Weaknesses CWE-79

Mon, 18 May 2026 17:45:00 +0000

Type Values Removed Values Added
Description HSC MailInspector v5.3.3-7 contains a Cross-Site Scripting (XSS) vulnerability in the /tap/tap.php endpoint due to improper neutralization of user-controlled input using alternate or obfuscated JavaScript syntax. The endpoint reflects unsanitized user input in HTTP responses without adequate output encoding, allowing a remote attacker to execute arbitrary JavaScript code in the context of a victim's browser.
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-05-18T17:08:12.357Z

Reserved: 2026-03-04T00:00:00.000Z

Link: CVE-2026-29964

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-18T18:17:21.650

Modified: 2026-05-18T18:17:21.650

Link: CVE-2026-29964

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-18T18:30:15Z

Weaknesses