What is CVE-2026-5708?

CVE-2026-5708 is a high-severity vulnerability in Aws Research And Engineering Studio (Res), classified under Improperly Controlled Modification of Dynamically-Determined Object Attributes. CVSS score: 8.8/10. Published 2026-04-06.

How severe is CVE-2026-5708?

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

Vulnerability in Aws Research And Engineering Studio (Res)

CVE-2026-5708

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 d…

Vulnerability class: Mass Assignment

EPSS: 0.001 (21.5th 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

Aws Research And Engineering Studio (Res) — versions 2023.11

Weakness classification (CWE)

CWE-915 — Improperly Controlled Modification of Dynamically-Determined Object Attributes

References

github.com/aws/res/releases/tag/2026.03 (release-notes)
github.com/aws/res/issues/149 (patch)
aws.amazon.com/security/security-bulletins/2026-014-aws/ (vendor-advisory)

Frequently asked questions

What is CVE-2026-5708?: CVE-2026-5708 is a high-severity vulnerability in Aws Research And Engineering Studio (Res), classified under Improperly Controlled Modification of Dynamically-Determined Object Attributes. CVSS score: 8.8/10. Published 2026-04-06.
How severe is CVE-2026-5708?: High severity. CVSS v3 base score is 8.8 out of 10.