{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-126380", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-10T21:26:25.841Z", "datePublished": "2026-11-13T09:36:01.857Z", "dateUpdated": "2026-11-13T09:36:01.857Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-13T09:36:01.857Z" }, "datePublic": "2026-10-29T00:00:00.000Z", "title": "Vvveb before 1.0.9.0 RCE via .phar Extension Denylist Bypass in Media Upload", "descriptions": [ { "lang": "en", "value": "Vvveb before 1.0.9.0 contains a denylist bypass in system/traits/media.php where '.phar' is misconfigured with a leading dot, allowing authenticated administrators to upload .phar PHP files. Attackers can upload a GIF magic-byte polyglot webshell bypassing binary inspection and execute arbitrary OS commands as the web-server user." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Unrestricted Upload of File with Dangerous Type", "cweId": "CWE-434", "type": "CWE" } ] } ], "affected": [ { "vendor": "givanz", "product": "Vvveb", "defaultStatus": "unaffected", "packageURL": "pkg:composer/vvveb/vvveb", "versions": [ { "version": "0", "status": "affected", "versionType": "custom", "lessThan": "1.0.9.0" }, { "version": "1.0.9.0", "status": "unaffected", "versionType": "custom" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:vvveb:vvveb:*:*:*:*:*:*:*:*", "versionEndExcluding": "1.0.9.0" } ] } ] } ], "metrics": [ { "format": "CVSS", "cvssV4_0": { "version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "baseScore": 9.4, "baseSeverity": "CRITICAL" } }, { "format": "CVSS", "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL" } } ], "references": [ { "url": "https://github.com/givanz/Vvveb/security/advisories/GHSA-hcpj-pcpx-2744", "tags": [ "vendor-advisory" ], "name": "GitHub Security Advisory (GHSA-hcpj-pcpx-2744)" }, { "url": "https://github.com/givanz/Vvveb/commit/638a6c6f5a7a7f7ff4c65f996894f400d8fb8e77", "tags": [ "patch" ], "name": "Patch Commit" }, { "name": "VulnCheck Advisory: Vvveb before 1.0.9.0 RCE via .phar Extension Denylist Bypass in Media Upload", "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/vvveb-before-1.0.9.0-rce-via-phar-extension-denylist-bypass-in-media-upload" } ], "credits": [ { "lang": "en", "value": "JosanGeorge", "type": "reporter" } ], "x_generator": { "engine": "vulncheck-endgame" } } } }