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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-103522",
"assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b",
"state": "PUBLISHED",
"assignerShortName": "certcc",
"dateReserved": "2026-09-30T19:03:43.339Z",
"datePublished": "2026-10-12T14:53:34.695Z",
"dateUpdated": "2026-10-12T14:59:41.947Z"
},
"containers": {
"cna": {
"title": "CVE-2026-103522",
"descriptions": [
{
"lang": "en",
"value": "In Thelia v2.6.0, the store banner upload feature performs insufficient filetype validation that relies exclusively on client‑supplied MIME types. An attacker with administrative access can upload a PHP file disguised as an image to bypass validation and achieve remote code execution on the underlying server."
}
],
"source": {
"discovery": "UNKNOWN"
},
"affected": [
{
"vendor": "Thelia",
"product": "Thelia",
"versions": [
{
"status": "affected",
"version": "0",
"lessThanOrEqual": "2.6.0",
"versionType": "custom"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "CWE-434 Unrestricted Upload of File with Dangerous Type"
}
]
},
{
"descriptions": [
{
"lang": "en",
"description": "CWE-20 Improper Input Validation"
}
]
}
],
"references": [
{
"url": "https://kb.cert.org/vuls/id/162329"
}
],
"x_generator": {
"engine": "VINCE 3.0.50",
"env": "prod",
"origin": "https://cveawg.mitre.org/api/cve/CVE-2026-103522"
},
"providerMetadata": {
"orgId": "37e5125f-f79b-445b-8fad-9564f167944b",
"shortName": "certcc",
"dateUpdated": "2026-10-12T14:53:34.695Z"
}
},
"adp": [
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"cweId": "CWE-434",
"lang": "en",
"description": "CWE-434 Unrestricted Upload of File with Dangerous Type"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.2,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-10-12T14:59:38.844888Z",
"id": "CVE-2026-103522",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-10-12T14:59:41.947Z"
}
}
]
}
}