CVE-2026-85793
Status: AnalyzedMedium (5.5)—
Severity5.5Medium · CVSS 3.1
Exploitation probability0.46 %higher than 38% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found
Exposure of sensitive system information to an unauthorized control sphere in Windows Sysmain Service allows an authorized attacker to disclose information locally.
CVSS
- Base score
- 5.5
- Version
- 3.1
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days
- 0.46 %
- Percentile among all scored CVEs
- 38
- Score date
- 10/20/2026
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
T1068Exploitation for Privilege Escalationprivilege escalation85 % - Primary impact
T1005Data from Local Systemcollection60 %
Vector AV:L con PR:L y UI:N, y la descripción indica divulgación local de información sensible del sistema por exposición a una esfera de control no autorizada (CWE-497).
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 (11)
Microsoft — Windows 10 1607Microsoft — Windows 10 1809Microsoft — Windows 10 21h2Microsoft — Windows 10 22h2Microsoft — Windows 11 23h2Microsoft — Windows 11 24h2Microsoft — Windows 11 25h2Microsoft — Windows 11 26h1Microsoft — Windows 11 26h2Microsoft — Windows Server 2016Microsoft — Windows Server 2019
CWEs
- CWE-497
References
Show 1 references
Raw JSON (NVD)
Show
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