CVE-2026-78445
Status: AnalyzedCritical (9.8)—
Use after free in Windows Services for NFS ONCRPC XDR Driver allows an unauthorized attacker to execute code over a network.
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)
- Probability of exploitation in the next 30 days: 0.97%
- Percentile among all scored CVEs: 61
- Score date: 10/4/2026
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 access90 % - Primary impact
T1059Command and Scripting Interpreterexecution85 % - Secondary impact
T1068Exploitation for Privilege Escalationprivilege escalation75 %
Vector CVSS AV:N/PR:N/UI:N indica red sin privilegios (T1190). CWE-416 (use-after-free) en servicios NFS expuestos permite ejecución de código (T1059) y potencial escalada de privilegios en Windows Server (T1068).
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 (5)
CWEs
- CWE-416
References
Raw JSON (NVD)
Show
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