CVE-2026-25855

HIGH

OpenBullet2 0.3.2 Authenticated RCE via FileProxySource Script Upload

Title source: cna
STIX 2.1

Description

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.

Scores

CVSS v3 8.8
EPSS 0.0108
EPSS Percentile 60.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-78
Status published
Products (1)
openbullet/openbullet2 0.2.5 - 0.3.2
Published Jun 08, 2026
Tracked Since Jun 08, 2026