CVE-2026-25856CWE-94

OpenBullet2 0.3.2 Authenticated RCE via Job Configuration Interface

High · published June 8, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
57.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00850 · 57.8th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-06-08T16:50Z
EPSS history
Timeline
  • 08 JUN 16:50Z
    OpenBullet2 0.3.2 Authenticated RCE via Job Configuration Interface
    cvelistv5