CVE-2026-5707: CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection') in AWS Research and Engineering Studio (RES)
CVE-2026-5707 is an OS command injection vulnerability in AWS Research and Engineering Studio (RES) versions 2025. 03 through 2025. 12. 01. It arises from unsanitized input in the virtual desktop session name handling, allowing a remote authenticated user to execute arbitrary commands as root on the virtual desktop host. AWS has released a patch in RES version 2026. 03 to remediate this issue. This vulnerability has a high severity rating with a CVSS score of 8. 8. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-5707) involves improper neutralization of special elements used in an OS command (CWE-78) within AWS Research and Engineering Studio (RES). Specifically, the virtual desktop session name input is not properly sanitized, enabling a remote authenticated actor to execute arbitrary OS commands with root privileges on the virtual desktop host. Affected versions include RES 2025.03 through 2025.12.01. AWS manages this as a cloud service and has provided a patch in version 2026.03. The CVSS 3.1 base score is 8.8, reflecting high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows a remote authenticated user to execute arbitrary commands as root on the virtual desktop host, potentially leading to full system compromise. This affects confidentiality, integrity, and availability of the affected environment. No known active exploitation has been reported.
Mitigation Recommendations
AWS manages remediation for this cloud-hosted service. Users should upgrade to AWS RES version 2026.03 or apply the corresponding mitigation patch as advised in the AWS security bulletin (https://aws.amazon.com/security/security-bulletins/2026-014-aws/). Patch status is confirmed as available. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-5707: CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection') in AWS Research and Engineering Studio (RES)
Description
CVE-2026-5707 is an OS command injection vulnerability in AWS Research and Engineering Studio (RES) versions 2025. 03 through 2025. 12. 01. It arises from unsanitized input in the virtual desktop session name handling, allowing a remote authenticated user to execute arbitrary commands as root on the virtual desktop host. AWS has released a patch in RES version 2026. 03 to remediate this issue. This vulnerability has a high severity rating with a CVSS score of 8. 8. No known exploits are reported in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-5707) involves improper neutralization of special elements used in an OS command (CWE-78) within AWS Research and Engineering Studio (RES). Specifically, the virtual desktop session name input is not properly sanitized, enabling a remote authenticated actor to execute arbitrary OS commands with root privileges on the virtual desktop host. Affected versions include RES 2025.03 through 2025.12.01. AWS manages this as a cloud service and has provided a patch in version 2026.03. The CVSS 3.1 base score is 8.8, reflecting high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows a remote authenticated user to execute arbitrary commands as root on the virtual desktop host, potentially leading to full system compromise. This affects confidentiality, integrity, and availability of the affected environment. No known active exploitation has been reported.
Mitigation Recommendations
AWS manages remediation for this cloud-hosted service. Users should upgrade to AWS RES version 2026.03 or apply the corresponding mitigation patch as advised in the AWS security bulletin (https://aws.amazon.com/security/security-bulletins/2026-014-aws/). Patch status is confirmed as available. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- AMZN
- Date Reserved
- 2026-04-06T16:11:18.532Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Is Cloud Service
- true
- Vendor Advisory Urls
- [{"url":"https://aws.amazon.com/security/security-bulletins/2026-014-aws/","vendor":"AWS"}]
Threat ID: 69d4297c0a160ebd92e00947
Added to database: 4/6/2026, 9:45:32 PM
Last enriched: 4/14/2026, 4:02:32 PM
Last updated: 5/22/2026, 8:35:10 PM
Views: 65
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.