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.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-78"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66208.json",
"unresolved_ranges": [
{
"extracted_events": [
{
"range": [
{
"fixed": "25.04.702"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
}
]
},
{
"extracted_events": [
{
"range": [
{
"fixed": "25.04.702"
},
{
"fixed": "25.04.702"
}
],
"source": "DESCRIPTION"
}
]
}
]
}{
"extracted_events": [
{
"cpe": "cpe:2.3:a:collabora:collabora_online_-_built-in_code_server:*:*:*:*:*:nextcloud:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "25.4.702"
}
],
"source": "CPE_RANGE"
}
]
}