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Case File

CVE-2004-0847

CRITICAL · CVSS 9.8 EPSS 75.70%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2004-11-03 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Microsoft. Its EPSS score suggests a 75.7% probability of exploitation in the next 30 days. It may be remotely exploitable.

CVE
CVE-2004-0847
Severity
CRITICAL
CVSS
9.8
EPSS
75.70%
Microsoft

Original NVD Description

The Microsoft .NET forms authentication capability for ASP.NET allows remote attackers to bypass authentication for .aspx files in restricted directories via a request containing a (1) "\" (backslash) or (2) "%5C" (encoded backslash), aka "Path Validation Vulnerability."