CVE-2026-110447: Collabora Online – Built-in CODE Server OS Command Injection Vulnerability
Collabora Collabora Online – Built-in CODE Server when used within the NextCloud platform contains an OS command injection vulnerability that allows for remote code execution when the CODE server isn't running.
- Published by source
- 2026-10-23
- First seen by Reality Radar
- 2026-10-23
- Last verified
- 2026-10-23
Affected
- Manufacturer
- Collabora
- Products
- Collabora Online – Built-in CODE Server Collabora Collabora Online – Built-in CODE Server
Whether your exact unit is affected depends on the model, serial number and region in the official notice.
What the official notice says
Risk: Actively exploited in the wild
Remedy / actions:
- Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Is this affecting you?
Add what you own or use and Reality Radar will tell you when official changes match it — with evidence and next steps.
Sources
- CISA Known Exploited Vulnerabilities Tier A · official published 2026-10-23
Evidence ledger
Every piece of evidence we store is appended to a public hash chain, so later edits are detectable. Anyone can re-verify it.
| Entry | Kind | Observed | Evidence hash | Entry hash |
|---|---|---|---|---|
| #1292 | new | 2026-10-23 | d6220c356041…dc5b29 | d8953f3372b9…e0e666 |
Chain head: #1479 ad3417dbc128…777bd4