EIP-2026-117500

PRE-CVE

Microsoft Internet Explorer 11 - XML External Entity Injection

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-117500. PoCs published by hyp3rlinx.

AI-analyzed exploit summary This is a functional proof-of-concept exploit for an XML External Entity (XXE) injection vulnerability in Microsoft Internet Explorer 11. It generates malicious .MHT and XML files that, when opened locally, exfiltrate sensitive files (e.g., system.ini) to an attacker-controlled server.

Description

Microsoft Internet Explorer 11 - XML External Entity Injection

Exploits (1)

exploitdb WORKING POC VERIFIED
by hyp3rlinx · textlocalwindows
https://www.exploit-db.com/exploits/46690

This is a functional proof-of-concept exploit for an XML External Entity (XXE) injection vulnerability in Microsoft Internet Explorer 11. It generates malicious .MHT and XML files that, when opened locally, exfiltrate sensitive files (e.g., system.ini) to an attacker-controlled server.

Classification
Working Poc 100%
Attack Type
Info Leak
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Internet Explorer v11
No auth needed
Prerequisites: Victim must open the malicious .MHT file locally · Attacker must host a server to receive exfiltrated data
devstral-2 · analyzed Feb 19, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026