EIP-2026-103947

PRE-CVE

iPlanet Messaging Server 5.0/5.1 - HTML Attachment Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103947. PoCs published by KernelPanikLabs.

AI-analyzed exploit summary The exploit demonstrates a cross-site scripting (XSS) vulnerability in iPlanet Messaging Server by embedding malicious JavaScript in an HTML attachment. The provided code shows a simple alert-based XSS and a more advanced example using ActiveXObject for session hijacking via web redirection.

Description

iPlanet Messaging Server 5.0/5.1 - HTML Attachment Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by KernelPanikLabs · textremotemultiple
https://www.exploit-db.com/exploits/22662

The exploit demonstrates a cross-site scripting (XSS) vulnerability in iPlanet Messaging Server by embedding malicious JavaScript in an HTML attachment. The provided code shows a simple alert-based XSS and a more advanced example using ActiveXObject for session hijacking via web redirection.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: iPlanet Messaging Server
No auth needed
Prerequisites: Victim must open the malicious HTML attachment in a vulnerable email client
MITRE ATT&CK
mistral-large-3 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026