aws.amazon.comVendor advisory
https://aws.amazon.com/security/security-bulletins/AWS-2025-026 CVE-2025-12815
MEDIUM
Record summary
CVE-2025-12815 has a selected CVSS score of 5.3 (medium).
Description
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.
Description source: CVE List
Exploitation context
CISA SSVC decision
ExploitationNone
AutomatableNo
Technical impactPartial
CISA Coordinator · SSVC 2.0.3 · Evaluated Nov 6, 2025 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
Research and Engineering Studio (RES)Browse AWS / Research and Engineering Studio (RES)Default status: unaffected | CVE List | 2025.09 | unaffected |
References
3github.compatch
https://github.com/aws/res/releases/tag/2025.09 github.comVendor advisory
https://github.com/aws/res/security/advisories/GHSA-x3cx-g8g9-75hv