CVE-2026-25855 漏洞深度分析

漏洞概述

CVE 编号： CVE-2026-25855
CVSS 评分： 8.7（HIGH）
CVSS 向量： 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE 分类： CWE-78
漏洞状态： Deferred
发布时间： 2026-06-08T17:16:41.380
最后更新： 2026-07-14T16:16:55.280

漏洞描述

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.

影响分析

此漏洞的具体影响取决于实际利用场景。"

修复建议

1. 及时关注厂商发布的安全更新和补丁
2. 升级受影响组件到最新版本
3. 如无法立即升级，参考厂商提供的临时缓解措施
4. 加强网络访问控制和监控

参考链接

1. https://hackernoon.com/one-empty-header-to-admin-how-an-auth-bypass-breaks-openbullet2
2. https://www.vulncheck.com/advisories/openbullet2-authenticated-rce-via-fileproxysource-script-upload