CVE-2015-6176

Microsoft Edge - Cross-Site Scripting Filter Bypass via HTML Attribute Mishandling

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2015-6176. PoCs published by nu11secur1ty.

AI-analyzed exploit summary This exploit demonstrates a Cross-Site Scripting (XSS) vulnerability in Microsoft Edge on Windows 10 Version 1511. It sets up a web server to serve a malicious HTML page that collects sensitive browser data (cookies, URL, referrer, etc.) and exfiltrates it to an attacker-controlled collector server.

Description

Microsoft Edge mishandles HTML attributes in HTTP responses, which allows remote attackers to bypass a cross-site scripting (XSS) protection mechanism via unspecified vectors, aka "Microsoft Edge XSS Filter Bypass Vulnerability."

Exploits (1)

exploitdb WORKING POC
by nu11secur1ty · textremotewindows
https://www.exploit-db.com/exploits/52372

This exploit demonstrates a Cross-Site Scripting (XSS) vulnerability in Microsoft Edge on Windows 10 Version 1511. It sets up a web server to serve a malicious HTML page that collects sensitive browser data (cookies, URL, referrer, etc.) and exfiltrates it to an attacker-controlled collector server.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Moderate
Reliability
Reliable
Target: Microsoft Edge Browser on Windows 10 Version 1511
No auth needed
Prerequisites: Victim must visit the malicious URL served by the exploit server · Attacker must have network connectivity to the victim
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1034316

Scores

EPSS 0.0430
EPSS Percentile 89.2%

Details

CWE
CWE-79
Status published
Products (1)
microsoft/edge
Published Dec 09, 2015
Tracked Since Feb 18, 2026