CVE-2025-25253
Full vulnerability record from the local CVENow database.
Description
An Improper Validation of Certificate with Host Mismatch vulnerability [CWE-297] in FortiProxy version 7.6.1 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions and FortiOS version 7.6.2 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions ZTNA proxy may allow an unauthenticated attacker in a man-in-the middle position to intercept and tamper with connections to the ZTNA proxy
Severity
HIGH
CVSS score
7.5
(v3.1)
Vulnerability status
Modified
Source identifier
Published
2025-10-14 16:15:36.850000
Last modified
2026-10-18 21:10:00.120000
View original CVE JSON
{
"id": "CVE-2025-25253",
"sourceIdentifier": "[email protected]",
"published": "2025-10-14T16:15:36.850",
"lastModified": "2026-10-18T21:10:00.120",
"vulnStatus": "Modified",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An Improper Validation of Certificate with Host Mismatch vulnerability [CWE-297] in FortiProxy version 7.6.1 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions and FortiOS version 7.6.2 and below, version 7.4.8 and below, 7.2 all versions, 7.0 all versions ZTNA proxy may allow an unauthenticated attacker in a man-in-the middle position to intercept and tamper with connections to the ZTNA proxy"
},
{
"lang": "es",
"value": "Una vulnerabilidad de validación incorrecta de certificado con falta de coincidencia de host [CWE-297] en FortiProxy versión 7.6.1 y anteriores, versión 7.4.8 y anteriores, 7.2 todas las versiones, 7.0 todas las versiones y FortiOS versión 7.6.2 y anteriores, versión 7.4.8 y anteriores, 7.2 todas las versiones, 7.0 todas las versiones proxy ZTNA puede permitir a un atacante no autenticado en una posición de intermediario interceptar y manipular las conexiones al proxy ZTNA."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
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{
"source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
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{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
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"vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 7.5,
"baseSeverity": "HIGH",
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"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
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"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
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{
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{
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}
],
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"type": "Secondary",
"description": [
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"source": "[email protected]",
"tags": [
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