# CVE-2026-5708: Improper Control of User-Modifiable Attributes in RES CreateSession API

> CVE-2026-5708: Improper Control of User-Modifiable Attributes in RES CreateSession API. CVSS 8.8 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-5708
Last updated: 2026-07-24T09:10:00Z

- Published: 2026-04-06 21:28 UTC · Updated: 2026-07-24 09:10 UTC · Assigner: AMZN
- CVSS: 8.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS: 0.84%, 58th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-915

## Description

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 vendors and products

- AWS: Research and Engineering Studio (RES)

## Tracked companies

- [Amazon Web Services](https://rewindex.com/company/aws.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-5708)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-5708)
- [https://aws.amazon.com/security/security-bulletins/2026-014-aws/](https://aws.amazon.com/security/security-bulletins/2026-014-aws/)
- [https://github.com/aws/res/issues/149](https://github.com/aws/res/issues/149)
- [https://github.com/aws/res/releases/tag/2026.03](https://github.com/aws/res/releases/tag/2026.03)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2026-5708 · Markdown: https://rewindex.com/cve/CVE-2026-5708.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-5708 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:09:23.843Z