CVE-2026-97782
Observable discrepancy in Microsoft Office SharePoint allows an authorized attacker to perform tampering over a network.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
- Base score: 6.8
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
T1210Exploitation of Remote Serviceslateral movement80 % - Primary impact
T1565Data Manipulationimpact60 %
Vector AV:N/PR:L/UI:N (red con privilegios bajos, sin interacción) y descripción que indica manipulación de datos por red; CWE-203 sugiere también discrepancia observable.
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 (1)
⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.
CWEs
- CWE-203
References
Raw JSON (NVD)
Show
{
"id": "CVE-2026-97782",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-97782",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2026-10-13T19:31:57.210375Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "secure@microsoft.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.8,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.2,
"exploitabilityScore": 1.6
}
]
},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "Microsoft",
"product": "Microsoft SharePoint Server Subscription Edition",
"versions": [
{
"status": "affected",
"version": "-"
}
],
"platforms": [
"x64-based Systems"
]
}
]
}
],
"published": "2026-10-13T19:22:16.323",
"references": [
{
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97782",
"source": "secure@microsoft.com"
}
],
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"type": "Secondary",
"source": "secure@microsoft.com",
"description": [
{
"lang": "en",
"value": "CWE-203"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Observable discrepancy in Microsoft Office SharePoint allows an authorized attacker to perform tampering over a network."
}
],
"lastModified": "2026-10-13T20:19:40.087",
"sourceIdentifier": "secure@microsoft.com"
}