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CVE-2026-5709— AWS Research and Engineering Studio (RES) FileBrowser Command Injection

Quick assessment

Affected
AWS Research and Engineering Studio (RES)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Amazon Web Services Research and Engineering Studio是美国亚马逊（Amazon）公司的一个基于云的研究和工程环境。 Amazon Web Services Research and Engineering Studio 2024.10至2025.12.01版本存在安全漏洞，该漏洞源于FileBrowser API输入未清理，可能导致远程认证攻击者通过特制输入在使用FileBrowser功能时在集群管理器EC2实例上执行任意命令。

CVSS 8.8 · High EPSS 0.98% · P61

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-5709

Vulnerability Information
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Vulnerability Title
AWS Research and Engineering Studio (RES) FileBrowser Command Injection
Source: CVE Program / CVE List V5
Vulnerability Description
Unsanitized input in the FileBrowser API in AWS Research and Engineering Studio (RES) version 2024.10 through 2025.12.01 might allow a remote authenticated actor to execute arbitrary commands on the cluster-manager EC2 instance via crafted input when using the FileBrowser functionality. To remediate this issue, users are advised to upgrade to RES version 2026.03 or apply the corresponding mitigation patch to their existing environment.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Amazon Web Services Research and Engineering Studio 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Amazon Web Services Research and Engineering Studio是美国亚马逊（Amazon）公司的一个基于云的研究和工程环境。 Amazon Web Services Research and Engineering Studio 2024.10至2025.12.01版本存在安全漏洞，该漏洞源于FileBrowser API输入未清理，可能导致远程认证攻击者通过特制输入在使用FileBrowser功能时在集群管理器EC2实例上执行任意命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
AWS Research and Engineering Studio (RES) 2024.10 ~ 2025.12.01 -

II. Public POCs for CVE-2026-5709

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III. Intelligence Information for CVE-2026-5709

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Vendor Advisories for CVE-2026-5709 (2)

Same Patch Batch · AWS · 2026-04-06 · 3 CVEs total

CVE-2026-5708 8.8 HIGH Improper Control of User-Modifiable Attributes in RES CreateSession API
CVE-2026-5707 8.8 HIGH Command Injection via Virtual Desktop Session Name in AWS Research and Engineering Studio

IV. Related Vulnerabilities

Same product: Research and Engineering Studio (RES)
Same vendor: AWS
Same weakness: CWE-78

V. Comments for CVE-2026-5709

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