Vvveb before 1.0.8.3 contains an unrestricted file upload vulnerability in the plugin upload endpoint that allows super_admin users to execute arbitrary PHP code by uploading a malicious plugin ZIP file. Attackers can craft a ZIP containing a plugin.php with a valid Slug header and a public/index.php file with arbitrary PHP code, which executes as the web server user once accessed via subsequent unauthenticated HTTP requests to the plugin's public path.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-434",
"CWE-61"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41937.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "1.0.8.3"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
},
{
"original_tag": "1.0.8.3",
"range": [
{
"fixed": "301e9b66a3b3a1cb42cb05ad1ff3cd428ed30b26"
}
],
"source": "REFERENCES_TAG"
},
{
"range": [
{
"fixed": "04f0294350ec429e307cd31c2e777a4797c868d6"
}
],
"source": "REFERENCES_COMMIT"
}
]
}