
CVE-2026-28289
CVE-2026-28289
email-securityexploitationpayload-development+3

CVE-2026-28289

Horde IMP (through 6.2.27) vulnerability – obfuscation via HTML encoding – XSS payload

Proof-of-concept exploit for Microsoft Outlook RCE (CVE-2024-21413) with SMTP email delivery, malicious RTF attachment generation, and optional…

Python 3 proof-of-concept for CVE-2023-51764 SMTP smuggling vulnerability, enabling email spoofing via crafted SMTP sessions.