EIP-2026-103203

PRE-CVE

Proxmox VE - TOTP Brute Force

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103203. PoCs published by Cory Cline_ Gabe Rust.

AI-analyzed exploit summary This exploit performs a brute-force attack against Proxmox VE's TOTP (Time-based One-Time Password) mechanism by iterating through all possible 6-digit tokens. It leverages concurrent threading to speed up the process and automatically refreshes the session ticket to maintain validity.

Description

Proxmox VE - TOTP Brute Force

Exploits (1)

exploitdb WORKING POC
by Cory Cline_ Gabe Rust · pythonremotelinux
https://www.exploit-db.com/exploits/51763

This exploit performs a brute-force attack against Proxmox VE's TOTP (Time-based One-Time Password) mechanism by iterating through all possible 6-digit tokens. It leverages concurrent threading to speed up the process and automatically refreshes the session ticket to maintain validity.

Classification
Working Poc 95%
Attack Type
Auth Bypass
Complexity
Moderate
Reliability
Reliable
Target: Proxmox VE versions 5.4 to 7.4-1
Auth required
Prerequisites: Valid username and password for Proxmox VE · Network access to the Proxmox VE API endpoint
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026