Apache Guacamole 1.2.0 and 1.3.0 do not properly validate responses received from a SAML identity provider. If SAML support is enabled, this may allow a malicious user to assume the identity of another Guacamole user.
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "1.2.0-NA"
},
{
"introduced": "0"
},
{
"last_affected": "1.3.0-NA"
}
]
}