PT-2026-47342 · Openbullet · Openbullet2

Maksim Rogov + 1 · Published 2026-06-08 · Updated 2026-06-08 · CVE-2026-25855

NVD

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

OpenBullet2 through version 0.3.2 contains a remote code execution vulnerability that allows authenticated users to execute arbitrary commands by uploading script files (.bat.ps1.sh) through the FileProxySource proxy loading feature. Attackers can upload malicious script files as proxy sources, causing the server to execute the scripts and return output as proxy lines, resulting in arbitrary command execution on the host as the process user.

Exploit

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2026-25855

Affected Products

Openbullet2

References · 3

• 🔥 https://hackernoon.com/one-empty-header-to-admin-how-an-auth-bypass-breaks-openbullet2 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-25855 · Security Note
• https://vulncheck.com/advisories/openbullet2-authenticated-rce-via-fileproxysource-script-upload · Note