CVE-2025-66208: Configuration-Dependent RCE (OS Command Injection) in richdocumentscode proxy
CollaboraOnline · online
Affected: CollaboraOnline online · Exploitation: possible (1 to 10%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 79% of scored CVEs
DescriptionCVE.org
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 products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- CollaboraOnline · online< 25.04.702
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Possible (1 to 10%). EPSS between 1% and 10%.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- CollaboraOnline
- Published
- December 2025
CoverageNo articles yet
No CyberSIXT article names CVE-2025-66208 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.