CVE-2026-36227

MEDIUM

Easy Chat Server 3.1 - Directory Traversal and Remote Code Execution via UserName Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-36227. PoCs published by NullByte8080.

AI-analyzed exploit summary This repository contains a functional Python PoC for CVE-2026-36227, demonstrating a path traversal vulnerability in Easy Chat Server 3.1's user registration flow. The exploit sends a crafted HTTP POST request with traversal sequences in the UserName parameter to create a proof file outside the intended directory.

Description

Directory Traversal vulnerability in Easy Chat Server 3.1 allows a remote attacker to obtain sensitive information and execute arbitrary code via the UserName parameter

Exploits (1)

github WORKING POC
by NullByte8080 · pythonpoc
https://github.com/NullByte8080/CVE-2026-36227

This repository contains a functional Python PoC for CVE-2026-36227, demonstrating a path traversal vulnerability in Easy Chat Server 3.1's user registration flow. The exploit sends a crafted HTTP POST request with traversal sequences in the UserName parameter to create a proof file outside the intended directory.

Classification
Working Poc 95%
Attack Type
Other
Complexity
Trivial
Reliability
Reliable
Target: Easy Chat Server 3.1
No auth needed
Prerequisites: Network access to the target server · Easy Chat Server 3.1 running on the target
devstral-2 · analyzed May 22, 2026 Full analysis →

References (2)

Core 2

Scores

CVSS v3 6.5
EPSS 0.0024
EPSS Percentile 48.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-22
Status published
Published May 22, 2026
Tracked Since May 22, 2026