CVE-2026-5708: Improper Control of User-Modifiable Attributes in RES CreateSession API
Unsanitized control of user-modifiable attributes in the session creation component in AWS Research and Engineering Studio (RES) prior to version 2026.03 could allow an authenticated remote user to escalate privileges, assume the virtual desktop host instance profile permissions, and interact with AWS resources and services via a crafted API request.
To remediate this issue, users are advised to upgrade to RES version 2026.03 or apply the corresponding mitigation patch to their existing environment.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
AWS Research and Engineering Studio (RES)to a version that resolves this vulnerability.Fixed in 2026.03
Event History
Frequently Asked Questions
What is the severity of CVE-2026-5708?
CVE-2026-5708 has a high severity rating due to the potential for authenticated remote users to escalate privileges.
How do I fix CVE-2026-5708?
To mitigate CVE-2026-5708, upgrade to Amazon Research and Engineering Studio version 2026.03 or later.
What are the potential impacts of CVE-2026-5708?
CVE-2026-5708 can allow an authenticated user to assume higher privileges, potentially compromising the security of the system.
Which versions of AWS Research and Engineering Studio are affected by CVE-2026-5708?
AWS Research and Engineering Studio versions prior to 2026.03 are affected by CVE-2026-5708.
Who is affected by CVE-2026-5708?
Authenticated users of AWS Research and Engineering Studio prior to version 2026.03 may be affected by CVE-2026-5708.