Risk Letters

Exploited vulnerability

CVE-2026-110447

TLP:CLEAR

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.

Facts

  • Vendor: Collabora
  • Product: Collabora Online – Built-in CODE Server
  • CVSS: 9.2
  • EPSS (probability of exploitation within 30 days): 73.3 %
  • On CISA's Known Exploited Vulnerabilities list since: 23 October 2026
  • First known exploitation: 14 October 2026
  • CISA's deadline for US federal agencies: 26 October 2026
  • Weakness: CWE-78
  • First seen by Risk Letters: 23 October 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD