CVE-2026-29964

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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Produits concernés

• Hsclabs mailinspector

Scores CVSS

Faiblesses (CWE)

• CWE-79

Références

• https://github.com/sql3t0/cve-disclosures Third Party Advisory
• https://github.com/sql3t0/cve-disclosures/blob/main/03_-_CVE-2026-29964_XSS.md Third Party Advisory
• https://hsclabs.com/pt-br/mailinspector/ Product

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories