What is GHSA-f97p-r72q-64h2?

GHSA-f97p-r72q-64h2 is a security advisory published by GitHub Security Advisories with Critical severity. Collabora Online Built-in CODE Server before 26.4.303 (richdocumentscode), a Nextcloud app,...

Which CVE IDs does GHSA-f97p-r72q-64h2 cover?

GHSA-f97p-r72q-64h2 covers the following CVE IDs: CVE-2026-110447. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-f97p-r72q-64h2Critical

Collabora Online Built-in CODE Server before 26.4.303 (richdocumentscode), a Nextcloud app,...

Vendor

GitHub Security Advisories

Published

October 14, 2026

Last Modified

October 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-110447 →

📋 Description

Collabora Online Built-in CODE Server before 26.4.303 (richdocumentscode), a Nextcloud app, allows remote code execution, as exploited in the wild in September and October 2026, a different vulnerability than CVE-2025-66208. This is an OS command injection in proxy.php when the CODE server isn't running (e.g., the product was recently restarted). The vulnerability is not present in standalone Collabora Online servers; only this deployment with CODE Server is affected.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-110447
https://github.com/CollaboraOnline/richdocumentscode/issues/354
https://help.nextcloud.com/t/to-collabora-built-in-user-update-asap/250516
https://github.com/advisories/GHSA-f97p-r72q-64h2