{"affected":[{"defaultStatus":"unaffected","ecosystem":"composer","packageName":"vvveb/vvveb","product":"Vvveb","source":"CNA: VulnCheck","vendor":"givanz","versions":[{"lessThan":"1.0.9.0","status":"affected","version":"0","versionType":"custom"},{"status":"unaffected","version":"1.0.9.0","versionType":"custom"}]}],"cveId":"CVE-2026-126380","cwes":["CWE-434"],"description":"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.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":9.4,"severity":"critical","source":"CNA: VulnCheck","vector":"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","version":"4.0"},{"score":9.1,"severity":"critical","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},{"score":9.4,"severity":"critical","source":"NVD: disclosure@vulncheck.com","vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"},{"score":9.1,"severity":"critical","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794565060903,"publishedAt":1794562561857,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/givanz/Vvveb/security/advisories/GHSA-hcpj-pcpx-2744"},{"source":"CNA: VulnCheck","tags":["patch"],"url":"https://github.com/givanz/Vvveb/commit/638a6c6f5a7a7f7ff4c65f996894f400d8fb8e77"},{"source":"CNA: VulnCheck","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"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/givanz/Vvveb/commit/638a6c6f5a7a7f7ff4c65f996894f400d8fb8e77"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/givanz/Vvveb/security/advisories/GHSA-hcpj-pcpx-2744"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/vvveb-before-1.0.9.0-rce-via-phar-extension-denylist-bypass-in-media-upload"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://github.com/givanz/Vvveb/commit/638a6c6f5a7a7f7ff4c65f996894f400d8fb8e77"}],"revision":"0436581a5866ae1b778caf8847393f1454fa5a0af2a35bf94d5f100ec60a0f85","sources":[{"modifiedAt":1794562561857,"name":"CNA: VulnCheck","retrievedAt":1794564628769,"url":"https://www.cve.org/CVERecord?id=CVE-2026-126380"},{"modifiedAt":1794565060903,"name":"NVD","retrievedAt":1794572192342,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126380"}],"ssvc":null,"status":"published","title":"Vvveb before 1.0.9.0 RCE via .phar Extension Denylist Bypass in Media Upload","updatedAt":1794572192342}