NivoCart through 2.4.0 contains an arbitrary file upload vulnerability in the File Manager multi() endpoint that fails to validate file extensions for new filenames or when chunks parameter is 2 or higher. Attackers with view-only back-office access can upload PHP files to the web-accessible image/data/ directory and execute them for remote code execution.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-434"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/94xxx/CVE-2026-94104.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.4.0"
},
{
"fixed": "2.4.0"
}
],
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
]
}