EIP-2026-116049

PRE-CVE

PDF Viewer Component - ActiveX Denial of Service

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-116049. PoCs published by Senator of Pirates.

AI-analyzed exploit summary This exploit targets a Denial of Service (DoS) vulnerability in the PDF Viewer Component ActiveX control by passing an overly long string to the 'TitlebarText' property, causing a null pointer dereference. The crash occurs when the application attempts to write to a null memory address (EAX=00000000).

Description

PDF Viewer Component - ActiveX Denial of Service

Exploits (1)

exploitdb WORKING POC
by Senator of Pirates · htmldoswindows
https://www.exploit-db.com/exploits/18463

This exploit targets a Denial of Service (DoS) vulnerability in the PDF Viewer Component ActiveX control by passing an overly long string to the 'TitlebarText' property, causing a null pointer dereference. The crash occurs when the application attempts to write to a null memory address (EAX=00000000).

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: PDFViewerLib.PDFViewer ActiveX Control (OCX)
No auth needed
Prerequisites: PDF Viewer Component ActiveX control installed · Victim must open a malicious HTML file
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026