AWS RES Virtual Desktop Preview Ownership Verification Flaw (2025.08)
CVE-2025-12815 Published on November 6, 2025
An ownership verification issue in the Virtual Desktop preview page in the Research and Engineering Studio (RES) on AWS before version 2025.09 may allow an authenticated remote user to view another user's active desktop session metadata, including periodical desktop preview screenshots. To mitigate this issue, users should upgrade to version 2025.09 or above.
Vulnerability Analysis
CVE-2025-12815 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
Unverified Ownership
The software does not properly verify that a critical resource is owned by the proper entity.
Products Associated with CVE-2025-12815
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Affected Versions
AWS Research and Engineering Studio (RES) Version 2025.09 is unaffected by CVE-2025-12815Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.