EIP-2026-100278

PRE-CVE

DotNetNuke 4.9.3 - 'ErrorPage.aspx' Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-100278. PoCs published by ben hawkes.

AI-analyzed exploit summary The exploit demonstrates a cross-site scripting (XSS) vulnerability in DotNetNuke by injecting an iframe via the 'error' parameter in the ErrorPage.aspx URL. The lack of input sanitization allows arbitrary script execution in the context of the affected site.

Description

DotNetNuke 4.9.3 - 'ErrorPage.aspx' Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC VERIFIED
by ben hawkes · textwebappsasp
https://www.exploit-db.com/exploits/33009

The exploit demonstrates a cross-site scripting (XSS) vulnerability in DotNetNuke by injecting an iframe via the 'error' parameter in the ErrorPage.aspx URL. The lack of input sanitization allows arbitrary script execution in the context of the affected site.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: DotNetNuke versions prior to 4.9.4
No auth needed
Prerequisites: Access to a vulnerable DotNetNuke instance · Ability to craft a malicious URL
MITRE ATT&CK
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026