EIP-2026-117603

PRE-CVE

Minecraft Launcher 1.6.61 - Insecure File Permissions Privilege Escalation

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-117603. PoCs published by Ross Marks.

AI-analyzed exploit summary The writeup describes a local privilege escalation vulnerability in Minecraft Launcher 1.6.61 due to insecure file permissions, allowing users to replace the executable with malicious code. It includes a PoC using `icacls` to demonstrate the world-writable permissions.

Description

Minecraft Launcher 1.6.61 - Insecure File Permissions Privilege Escalation

Exploits (1)

exploitdb WRITEUP
by Ross Marks · textlocalwindows
https://www.exploit-db.com/exploits/40494

The writeup describes a local privilege escalation vulnerability in Minecraft Launcher 1.6.61 due to insecure file permissions, allowing users to replace the executable with malicious code. It includes a PoC using `icacls` to demonstrate the world-writable permissions.

Classification
Writeup 90%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: Minecraft Launcher 1.6.61
No auth needed
Prerequisites: Local access to the system · Minecraft Launcher installed in default directory
devstral-2 · analyzed Feb 19, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026