EIP-2026-114834

PRE-CVE

AbsoluteTelnet 11.21 - 'Username' Denial of Service (PoC)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-114834. PoCs published by Xenofon Vassilakopoulos.

AI-analyzed exploit summary This PoC exploits a Denial of Service (DoS) vulnerability in AbsoluteTelnet 11.21 by overwriting the 'Username' field with a buffer of 1000 'A' characters, causing the application to crash. The exploit also triggers a secondary crash when pasting the same buffer into the 'Your Email Address' field in the error report prompt.

Description

AbsoluteTelnet 11.21 - 'Username' Denial of Service (PoC)

Exploits (1)

exploitdb WORKING POC
by Xenofon Vassilakopoulos · pythondoswindows
https://www.exploit-db.com/exploits/48493

This PoC exploits a Denial of Service (DoS) vulnerability in AbsoluteTelnet 11.21 by overwriting the 'Username' field with a buffer of 1000 'A' characters, causing the application to crash. The exploit also triggers a secondary crash when pasting the same buffer into the 'Your Email Address' field in the error report prompt.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: AbsoluteTelnet 11.21
No auth needed
Prerequisites: AbsoluteTelnet 11.21 installed on Windows · Ability to run Python script and interact with the application GUI
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026