TelnetdBypass-

TelnetdBypass — CVE-2026-24061 Scanner A Python-based security scanner that detects and exploits CVE-2026-24061 , a critical CVSS 9.8 authentication bypass vulnerability in GNU InetUtils telnetd versions 1.9.3 through 2.7. How it Works The scanner injects a malicious USER=-f root value via the...

CVE-2026-24061

🚨 CVE-2026-24061 — “TelneTD” Critical Remote Authentication Bypass in GNU Inetutils telnetd The ghost of 2015 just came back to own everything still running telnet. Zero authentication. One environment variable. Instant root shell. ⚠️ Overview CVE-2026-24061 is a critical remote privilege...

CVE-2026-24061

Telnet Vulnerability Scanner & Exploiter This Python script main.py is a multi-threaded tool designed to scan a list of target IPs/hostnames and attempt to exploit a specific vulnerability over Telnet. !WARNING This tool is intended for educational purposes and authorized penetration testing only...

CVE-2026-24061

Docker Telnet Auto-Login Lab A lightweight Docker lab for experimenting with Telnet protocol negotiation , explained in the CVE-2026-24061 exploit, which contains automatic username injection using the NEW-ENVIRON option. This project creates an isolated client–server environment to study how...

CVE-2026-24061

CVE-2026-24061 Bypass de Autenticación Remota en telnetd de GNU Inetutils En serio, ¿telnet en 2026? Vamos, es hora de avanzar. SSH existe desde 1995. 🤦 Descripción Una vulnerabilidad crítica de bypass de autenticación en telnetd de GNU Inetutils que afecta a las versiones 1.9.3 hasta 2.7. La...

CVE-2026-24061-GNU-Inetutils-telnetd-Remote-Authentication-Bypass-Root-Shell-

🧨 Overview This repository contains a Proof‑of‑Concept exploit for GNU Inetutils telnetd remote authentication bypass vulnerability. The issue arises because telnetd improperly sanitizes the USER environment variable received via Telnet NEW‑ENVIRON negotiation before invoking /bin/login. By...

scan-cve-2026-24061

CVE-2026-24061 Scanner – GNU inetutils telnetd Auth Bypass ⚠️ VERY IMPORTANT LEGAL NOTICE ⚠️ This tool is exclusively for educational purposes, security research, vulnerability analysis, and authorized testing. Any unauthorized use against systems you do not own or do not have explicit written...

CVE-2026-24061

CVE-2026-24061 Telnet NEW-ENVIRON authentication bypass vulnerability PoC. Build Windows MinGW: gcc -o exploit.exe exploit.c -lws232 Linux: gcc -o exploit exploit.c -lpthread Usage ./exploit port Example ./exploit 192.168.1.1 23 Disclaimer For authorized security testing only...

CVE-2026-24061

-c0392b?style=flat GNU InetUtils telnetd - Unauthenticated Remote Root via NEW-ENVIRON Variable Injection Overview - Technical Analysis - Affected Versions - Usage - Remediation - References Vulnerability Overview CVE-2026-24061 is a critical authentication bypass vulnerability in the telnetd...

telnetd_CVE-2026-24061_tester

Telnetd CVE-2026-24061 Test Script A Python security testing tool to detect vulnerability to environment variable injection in telnetd servers via the NEW-ENVIRON telnet option. Overview This script tests telnetd servers for CVE-2026-24061 , a vulnerability that allows attackers to inject...

CVE-2026-24061-telnet2root

CVE-2026-24061 Vulnerability Scanner & Exploit 👨‍💻 Author: Furkan KAYAPINAR @FurkanKAYAPINAR Overview This repository contains a vulnerability scanner and an interactive exploit for CVE-2026-24061. This vulnerability affects inetutils-telnetd and potentially other Telnet implementations through...

CVE-2026-24061

CVE-2026-24061 GNU Inetutils telnetd Remote Authentication Bypass Seriously, telnet in 2026? Come on guys, it's time to move on. SSH exists since 1995. 🤦 Description A critical authentication bypass vulnerability in GNU Inetutils telnetd affecting versions 1.9.3 through 2.7. The vulnerability...

CVE-2026-56740

A flaw was found in the JLine3 Telnet server remote-telnet module. An unauthenticated remote attacker can exploit this vulnerability by injecting an excessive number of environment variables through the Telnet NEW-ENVIRON option. This action causes the server to store numerous variable pairs,...

AZL-92450 CVE-2026-56740 affecting package jline 2.14.6-1

JLine is a Java library for handling console input. Prior to 3.30.14, 4.0.16, and 4.2.1, the JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option, and TelnetIO.readNEVariables in TelnetIO.java:1127-1180...

CVE-2026-56740 JLine: Unauthenticated Remote Memory Exhaustion via Unbounded Telnet NEW-ENVIRON Variables

JLine is a Java library for handling console input. Prior to 3.30.14, 4.0.16, and 4.2.1, the JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option, and TelnetIO.readNEVariables in TelnetIO.java:1127-1180...

CVE-2026-56740

JLine is a Java library for handling console input. Prior to 3.30.14, 4.0.16, and 4.2.1, the JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option, and TelnetIO.readNEVariables in TelnetIO.java:1127-1180...

CVE-2026-56740

JLine is a Java library for handling console input. Prior to 3.30.14, 4.0.16, and 4.2.1, the JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option, and TelnetIO.readNEVariables in TelnetIO.java:1127-1180...

CVE-2026-56740

JLine3 Telnet server remote-telnet module in JLine prior to versions 3.30.14, 4.0.16, and 4.2.1 does not limit the number of environment variables injected via Telnet NEW-ENVIRON. TelnetIO.readNEVariables() stores each variable pair in a HashMap within ConnectionData (lines 1127-1180), allowing a...

EUVD-2026-45343

JLine is a Java library for handling console input. Prior to 3.30.14, 4.0.16, and 4.2.1, the JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option, and TelnetIO.readNEVariables in TelnetIO.java:1127-1180...

CVE-2026-56740: Uncontrolled Resource Consumption

JLine is a Java library for handling console input. Prior to 3.30.14, 4.0.16, and 4.2.1, the JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option, and TelnetIO.readNEVariables in TelnetIO.java:1127-1180...