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CVE Vulnerability Details :
CVE-2026-7791
PUBLISHED
More InfoOfficial Page
Assigner-AMZN
Assigner Org ID-ff89ba41-3aa1-4d27-914a-91399e9639e5
View Known Exploited Vulnerability (KEV) details
Published At-04 May, 2026 | 22:07
Updated At-06 May, 2026 | 03:56
Rejected At-
▼CVE Numbering Authority (CNA)

Improper privilege management in the log rotation mechanism of the Skylight Workspace Config Service in Amazon WorkSpaces for Windows before 2.6.2034.0 allows a local non-admin authenticated user to place arbitrary files into arbitrary locations bypassing file system permission protections, leading to local privilege escalation to SYSTEM.

Affected Products
Vendor
Amazon
Product
Workspaces
Default Status
unaffected
Versions
Unaffected
  • 2.6.2034.0
Problem Types
TypeCWE IDDescription
CWECWE-367CWE-367: Time-of-Check Time-of-Use (TOCTOU) Race Condition
Type: CWE
CWE ID: CWE-367
Description: CWE-367: Time-of-Check Time-of-Use (TOCTOU) Race Condition
Metrics
VersionBase scoreBase severityVector
3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.08.5HIGH
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version: 4.0
Base score: 8.5
Base severity: HIGH
Vector:
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-29CAPEC-29: Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions
CAPEC ID: CAPEC-29
Description: CAPEC-29: Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://aws.amazon.com/security/security-bulletins/2026-025-aws/
vendor-advisory
Hyperlink: https://aws.amazon.com/security/security-bulletins/2026-025-aws/
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found