admin/plugin.php in Piwigo through 2.8.3 doesn't validate the sections variable while using it to include files. This can cause information disclosure and code execution if it contains a .. sequence.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:piwigo:piwigo:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "2.8.3"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "8796e43aa344681d92a92e1f9b985409d4f36e31"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"fixed": "9004fdfc0b4a11cb32e9e15a5f67e4ec827e82dc"
}
],
"source": "REFERENCES_COMMIT"
}
]
}