CVE-2026-5709

7.7 highEPSS 1.1%

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.

Severity

CVSS 4.0

7.7 high

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2026-04-06
Modified: 2026-07-24
Record from: the NVD, synced 2026-10-19

Affected

amazon:research_and_engineering_studio

References

https://aws.amazon.com/security/security-bulletins/2026-014-aws/
https://github.com/aws/res/issues/150
https://github.com/aws/res/releases/tag/2026.03

Check your stack JSON