CVE-2026-53409

Status: AnalyzedHigh (7.8)—

Improper Privilege Management in Zoom Rooms for Windows before version 7.1.0 may allow an authenticated user to conduct an escalation of privilege via local access.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base score: 7.8

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.17%
Percentile among all scored CVEs: 5
Score date: 10/2/2026

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.

ExploitationT1068 Exploitation for Privilege Escalationprivilege escalation85 %
Primary impactT1548 Abuse Elevation Control Mechanismprivilege escalation75 %

AV:L sin UI:N y PR:L indican escalada local; CWE-20 (validación impropia) en gestor de privilegios sustenta T1068. Acceso a componente con permisos elevados permite obtener privilegios administrativos.

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

Execution Prevention Update Software User Account Management Threat Intelligence Program Restrict File and Directory Permissions Privileged Account Management

Affected technologies (1)

Zoom — Rooms

CWEs

CWE-20

References

https://www.zoom.com/en/trust/security-bulletin/zsb-26011

Raw JSON (NVD)

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