CVE-2026-5707

Command Injection via Virtual Desktop Session Name in AWS Research and Engineering Studio (RES)

State: Published
Severity: 8.7 High
Published: Apr 6, 2026
Updated: Apr 7, 2026
Reserved: Apr 6, 2026

Description

Unsanitized input in an OS command in the virtual desktop session name handling in AWS Research and Engineering Studio (RES) version 2025.03 through 2025.12.01 might allow a remote authenticated actor to execute arbitrary commands as root on the virtual desktop host via a crafted session name.

To remediate this issue, users are advised to upgrade to RES version 2026.03 or apply the corresponding mitigation patch to their existing environment.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	AMZN
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	AMZN

Weaknesses

CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')

Affected Products

Product	Versions
Research and Engineering Studio (RES)AWS	2025.03 through 2025.12.01Affected

References

https://github.com/aws/res/releases/tag/2026.03release-notes
https://github.com/aws/res/issues/151patch
https://aws.amazon.com/security/security-bulletins/2026-014-aws/vendor-advisory

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