CVE-2026-7791
Bulletin ID: 2026-025-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 2026/05/04 15:30 PM PDT Description: Amazon Skylight Workspace Config Service ( slwsconfigservice) is a critical background service within Amazon WorkSpaces that manages system configuration, monitors health, and updates components. We identified CVE-2026-7791 which allows a local non-admin authenticated user to escalate privileges to SYSTEM by exploiting a race condition in the Skylight Workspace Config Service's log file archival process. Impacted versions: < 2.6.2034.0 of the Windows Amazon Skylight Workspace Config Service (slwsconfigservice) Please refer to the article below for the most up-to-date and complete information related to this AWS Security Bulletin.
CSIRTS triage
- What
- A race condition allows a local non-admin user to escalate privileges to SYSTEM.
- Who is affected
- Local authenticated users of the Skylight Workspace Config Service on affected versions.
- Urgency
- Remediation is critical due to the potential for local privilege escalation.
- Action
- Update to version 2.6.2034.0 or later.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Advisory coverage (1)
External references
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