Nextcloud Server before 9.0.54 and 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from content spoofing in the dav app. The exception message displayed on the DAV endpoints contained partially user-controllable input leading to a potential misrepresentation of information.
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "9.0.54"
},
{
"introduced": "10.0.0"
},
{
"last_affected": "10.0.1"
},
{
"introduced": "9.0.0"
},
{
"fixed": "9.0.6"
},
{
"introduced": "9.1.0"
},
{
"fixed": "9.1.2"
}
]
}