Unrated severityNVD Advisory· Published Dec 3, 2025· Updated Dec 3, 2025
Configuration-Dependent RCE (OS Command Injection) in richdocumentscode proxy
CVE-2025-66208
Description
Collabora Online - Built-in CODE Server (richdocumentscode) provides a built-in server with all of the document editing features of Collabora Online. In versions prior to 25.04.702, Collabora Online has a Configuration-Dependent RCE (OS Command Injection) in richdocumentscode proxy. Users of Nextcloud with Collabora Online - Built-in CODE Server app can be vulnerable to attack via proxy.php and an intermediate reverse proxy. This vulnerability is fixed in 25.04.702.
Affected products
2- Range: <25.04.702
- CollaboraOnline/onlinev5Range: < 25.04.702
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- github.com/CollaboraOnline/online/security/advisories/GHSA-j3q6-q5pc-v5wfmitrex_refsource_CONFIRM
News mentions
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