{"id":"CVE-2026-103522","state":"PUBLISHED","title":"CVE-2026-103522","description":"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.","publishedAt":"2026-10-12T14:53:34.695Z","updatedAt":"2026-10-12T14:59:41.947Z","severity":{"score":7.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"certcc","products":["Thelia Thelia"],"affected":[{"vendor":"Thelia","product":"Thelia","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.6.0","versionType":"custom"}]}],"references":["https://kb.cert.org/vuls/id/162329"],"weaknesses":["CWE-434"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/103xxx/CVE-2026-103522.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-103522","state":"PUBLISHED","datePublished":"2026-10-12T14:53:34.695Z","dateUpdated":"2026-10-12T14:59:41.947Z","assignerShortName":"certcc","assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","dateReserved":"2026-09-30T19:03:43.339Z"},"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."}],"affected":[{"vendor":"Thelia","product":"Thelia","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.6.0","versionType":"custom"}]}],"references":[{"url":"https://kb.cert.org/vuls/id/162329"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-434 Unrestricted Upload of File with Dangerous Type"}]},{"descriptions":[{"lang":"en","description":"CWE-20 Improper Input Validation"}]}],"providerMetadata":{"shortName":"certcc","orgId":"37e5125f-f79b-445b-8fad-9564f167944b","dateUpdated":"2026-10-12T14:53:34.695Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"VINCE 3.0.50","env":"prod","origin":"https://cveawg.mitre.org/api/cve/CVE-2026-103522"}},"adp":[{"title":"CISA ADP Vulnrichment","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"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-434","type":"CWE","lang":"en","description":"CWE-434 Unrestricted Upload of File with Dangerous Type"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-12T14:59:41.947Z"}}]}}}