CVE-2026-72576
Full vulnerability record from the local CVENow database.
Description
A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged authenticated user (Author role) to inject arbitrary JavaScript by uploading a crafted SVG file as the site logo. A stored script tag in the SVG executes in the browser of any user who loads the logo.
Severity
MEDIUM
CVSS score
5.4
(v3.1)
Vulnerability status
Deferred
Source identifier
309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c
Published
2026-08-10 11:17:30.407000
Last modified
2026-10-24 15:10:00.190000
View original CVE JSON
{
"id": "CVE-2026-72576",
"sourceIdentifier": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c",
"published": "2026-08-10T11:17:30.407",
"lastModified": "2026-10-24T15:10:00.190",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged authenticated user (Author role) to inject arbitrary JavaScript by uploading a crafted SVG file as the site logo. A stored script tag in the SVG executes in the browser of any user who loads the logo."
},
{
"lang": "es",
"value": "Una vulnerabilidad de cross-site scripting (XSS) almacenado en Bludit 4.0.0-beta permite a un usuario autenticado con bajos privilegios (rol de Autor) inyectar JavaScript arbitrario al subir un archivo SVG manipulado como el logo del sitio. Una etiqueta de script almacenada en el SVG se ejecuta en el navegador de cualquier usuario que cargue el logo."
}
],
"affected": [
{
"source": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c",
"affectedData": [
{
"vendor": "Bludit",
"product": "Bludit",
"defaultStatus": "unknown",
"versions": [
{
"version": "4.0.0-beta",
"versionType": "semver",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"baseScore": 5.4,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "REQUIRED",
"scope": "CHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 2.3,
"impactScore": 2.7
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-08-10T13:11:17.554196Z",
"id": "CVE-2026-72576",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"references": [
{
"url": "https://github.com/bludit/bludit",
"source": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c"
},
{
"url": "https://github.com/bludit/bludit/blob/dev/bl-kernel/ajax/logo-upload.php",
"source": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c"
},
{
"url": "https://www.bludit.com",
"source": "309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c"
}
]
}