CVE-2026-64635
Full vulnerability record from the local CVENow database.
Description
Improper handling of the returnUrl parameter in the Forgot Password function of Veeam Service Provider Console allows an unauthenticated attacker to control the domain of the generated password reset link. When the targeted user clicks the link delivered by email, the reset code is transmitted to an attacker-controlled host, allowing the attacker to take over the account.
Severity
MEDIUM
CVSS score
5.3
(v3.1)
Vulnerability status
Awaiting Analysis
Source identifier
Published
2026-07-30 06:25:59.930000
Last modified
2026-10-23 22:10:00.160000
View original CVE JSON
{
"id": "CVE-2026-64635",
"sourceIdentifier": "[email protected]",
"published": "2026-07-30T06:25:59.930",
"lastModified": "2026-10-23T22:10:00.160",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Improper handling of the returnUrl parameter in the Forgot Password function of Veeam Service Provider Console allows an unauthenticated attacker to control the domain of the generated password reset link. When the targeted user clicks the link delivered by email, the reset code is transmitted to an attacker-controlled host, allowing the attacker to take over the account."
},
{
"lang": "es",
"value": "Manejo inadecuado del parámetro returnUrl en la función Olvidé mi contraseña de Veeam Service Provider Console permite a un atacante no autenticado controlar el dominio del enlace de restablecimiento de contraseña generado. Cuando el usuario objetivo hace clic en el enlace entregado por correo electrónico, el código de restablecimiento se transmite a un host controlado por el atacante, permitiendo al atacante tomar el control de la cuenta."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Veeam",
"product": "Service Provider Console",
"defaultStatus": "unaffected",
"versions": [
{
"version": "0",
"lessThanOrEqual": "9.2",
"versionType": "semver",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 1.6,
"impactScore": 3.6
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-07-30T12:43:16.597837Z",
"id": "CVE-2026-64635",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-640"
}
]
}
],
"references": [
{
"url": "https://www.veeam.com/kb4853",
"source": "[email protected]"
}
]
}