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CVE-2026-69114— Spacebar Server Cross-Channel Message Deletion via Permission Check Bypass

Quick assessment

Affected
Spacebar Server Spacebar Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Spacebar Server是Spacebar团队的一款硬件服务器。 Spacebar Server 8d126f4之前版本存在授权问题漏洞，该漏洞源于单条删除和批量删除消息处理程序未将消息查询范围限定到请求的频道，可能导致具有MANAGE_MESSAGES权限的已认证用户通过自己控制的频道路由删除请求，从而删除其他频道中的任意消息。

CVSS 6.5 · Medium EPSS 0.39% · P31

Affected Version Matrix 1

VendorProduct Version RangeStatus
Spacebar Server Spacebar Server < 8d126f401914d68fa8a97f7e5986dcfcc42de9a8 affected
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I. Basic Information for CVE-2026-69114

Vulnerability Information
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Vulnerability Title
Spacebar Server Cross-Channel Message Deletion via Permission Check Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
Spacebar Server before commit 8d126f4 contains a cross-channel message deletion vulnerability in the single-delete and bulk-delete message handlers that fail to scope message queries to the requested channel. Authenticated users with MANAGE_MESSAGES permission in any controlled channel can delete arbitrary messages in other channels by routing delete requests through their own channel.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5
Vulnerability Title
Spacebar Server 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Spacebar Server是Spacebar团队的一款硬件服务器。 Spacebar Server 8d126f4之前版本存在授权问题漏洞，该漏洞源于单条删除和批量删除消息处理程序未将消息查询范围限定到请求的频道，可能导致具有MANAGE_MESSAGES权限的已认证用户通过自己控制的频道路由删除请求，从而删除其他频道中的任意消息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Spacebar Server Spacebar Server 0 ~ 8d126f401914d68fa8a97f7e5986dcfcc42de9a8 -

II. Public POCs for CVE-2026-69114

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III. Intelligence Information for CVE-2026-69114

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Patches & Fixes for CVE-2026-69114 (1)

Vendor Advisories for CVE-2026-69114 (1)

Other References for CVE-2026-69114 (2)

IV. Related Vulnerabilities

Same product: Spacebar Server
Same vendor: Spacebar Server
Same weakness: CWE-639

V. Comments for CVE-2026-69114

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