CVE-2026-25856
HIGHOpenBullet2 0.3.2 Authenticated RCE via Job Configuration Interface
Title source: cnaDescription
OpenBullet2 through version 0.3.2 contains an authenticated remote code execution vulnerability that allows authenticated users to execute arbitrary C# code on the server host by creating or modifying job configurations. Attackers can leverage the plain C# execution mode, which lacks reference filtering or API restrictions, to access the file system, spawn processes, and invoke arbitrary .NET APIs as the process user.
References (2)
Core 2
Core References
Exploit technical-description
exploit
https://hackernoon.com/one-empty-header-to-admin-how-an-auth-bypass-breaks-openbullet2
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/openbullet2-authenticated-rce-via-job-configuration-interface
Scores
CVSS v3
8.8
EPSS
0.0085
EPSS Percentile
53.2%
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-94
Status
published
Products (1)
openbullet/openbullet2
< 0.3.2
Published
Jun 08, 2026
Tracked Since
Jun 08, 2026