CVE-2026-78401
IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 could allow a remote unauthenticated attacker to execute arbitrary code on the system due to the deserialization of untrusted data.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Base score: 9.8
Exploitation probability (EPSS)
FIRST hasn't scored this CVE yet (usual for very recent or rejected CVEs).
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
🎯 ATT&CK techniques
How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.
- Exploitation
T1190Exploit Public-Facing Applicationinitial access95 % - Primary impact
T1059Command and Scripting Interpreterexecution90 %
Vector CVSS AV:N/AC:L/PR:N/UI:N indica red sin autenticación; CWE-502 (deserialization de datos no confiables) permite ejecución arbitraria de código remoto, típica de T1190 con impacto T1059.
Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.
🛡️ ATT&CK mitigations that cover these techniques
Affected technologies (2)
⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.
CWEs
- CWE-502
References
Raw JSON (NVD)
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{
"id": "CVE-2026-78401",
"cveTags": [],
"metrics": {
"cvssMetricV31": [
{
"type": "Primary",
"source": "psirt@us.ibm.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "psirt@us.ibm.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:a:ibm:security_verify_access:10.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access:10.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access:10.0.9.2:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Security Verify Access",
"versions": [
{
"status": "affected",
"version": "10.0",
"versionType": "semver",
"lessThanOrEqual": "10.0.9.2"
}
]
},
{
"cpes": [
"cpe:2.3:a:ibm:verify_identity_access:11.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access:11.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access:11.0.3:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Verify Identity Access",
"versions": [
{
"status": "affected",
"version": "11.0",
"versionType": "semver",
"lessThanOrEqual": "11.0.3"
}
]
},
{
"cpes": [
"cpe:2.3:a:ibm:security_verify_access_container:10.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access_container:10.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access_container:10.0.9.2:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Security Verify Access Container",
"versions": [
{
"status": "affected",
"version": "10.0",
"versionType": "semver",
"lessThanOrEqual": "10.0.9.2"
}
]
},
{
"cpes": [
"cpe:2.3:a:ibm:verify_identity_access_container:11.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access_container:11.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access_container:11.0.3:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Verify Identity Access Container",
"versions": [
{
"status": "affected",
"version": "11.0",
"versionType": "semver",
"lessThanOrEqual": "11.0.3"
}
]
}
]
}
],
"published": "2026-10-08T21:18:03.043",
"references": [
{
"url": "https://www.ibm.com/support/pages/node/7291628",
"source": "psirt@us.ibm.com"
}
],
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"type": "Primary",
"source": "psirt@us.ibm.com",
"description": [
{
"lang": "en",
"value": "CWE-502"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 could allow a remote unauthenticated attacker to execute arbitrary code on the system due to the deserialization of untrusted data."
}
],
"lastModified": "2026-10-08T21:26:32.080",
"sourceIdentifier": "psirt@us.ibm.com"
}