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CVE-2026-25856

OpenBullet2 0.3.2 Authenticated RCE via Job Configuration Interface

CVSS 8.7 HIGHEPSS 0.5%CWE-94
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.
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
Affected products
openbullet · openbullet2
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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