What is CVE-2026-5707?

CVE-2026-5707 is a high-severity vulnerability in Amazon Research_and_engineering_studio, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-04-06.

How severe is CVE-2026-5707?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Amazon Research_and_engineering_studio

CVE-2026-5707

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…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.010 (58.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Amazon Research_and_engineering_studio
Aws Research And Engineering Studio (Res) — versions 2025.03

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

ff89ba41-3aa1-4d27-914a-91399e9639e5 (release-notes, Release Notes)
ff89ba41-3aa1-4d27-914a-91399e9639e5 (Exploit, patch, Issue Tracking)
ff89ba41-3aa1-4d27-914a-91399e9639e5 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-5707?: CVE-2026-5707 is a high-severity vulnerability in Amazon Research_and_engineering_studio, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-04-06.
How severe is CVE-2026-5707?: High severity. CVSS v3 base score is 8.8 out of 10.