CVE-2026-69114Spacebar Server Cross-Channel Message Deletion via Permission Check Bypass
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- Weakness (CWE)
- CWE-639
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Sep 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Spacebar Server Spacebar Server spacebar_server:spacebar_server (from the name) | before 8d126f401914d68fa8a97f7e5986dcfcc42de9a8 | CNA record |
References
- https://github.com/spacebarchat/server/security/advisories/GHSA-62g6-28hv-h6hcvendor-advisory, exploit
- https://github.com/spacebarchat/server/issues/1685technical-description, exploit, issue-tracking
- https://github.com/spacebarchat/server/commit/8d126f401914d68fa8a97f7e5986dcfcc42de9a8patch
- https://www.vulncheck.com/advisories/spacebar-server-cross-channel-message-deletion-via-permission-check-bypassthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.