AWS Patches Critical RCE and Escalate Privileges in Research and Engineering Studio

Cybersecuritynews •Abinaya • April 10, 2026

Amazon Web Services (AWS) has released an important security bulletin addressing three severe vulnerabilities in its Research and Engineering Studio (RES). These flaws could allow authenticated attackers to execute arbitrary commands as root and escalate privileges within a targeted cloud environment. AWS Research and Engineering Studio is an open-source web portal designed to help administrators […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

AWS Addresses Critical RCE and Privilege Escalation Flaws in RES AWS has issued a security bulletin on April 10, 2026, regarding three severe vulnerabilities in its Research and Engineering Studio (RES). These vulnerabilities, identified as CVEs, allow authenticated attackers to execute arbitrary commands and escalate privileges, potentially compromising cloud environments. The flaws stem from unsanitized inputs and improper access controls, affecting RES versions 2025.12.01 and earlier. If exploited, attackers could gain root access to EC2 instances and virtual desktop hosts, leading to data theft and unauthorized resource usage. AWS has released version 2026.03 to patch these vulnerabilities and recommends immediate upgrades. Temporary manual patches are also available for those unable to upgrade immediately. Security teams are urged to follow mitigation instructions provided on AWS's GitHub repository. 2 sources 72

AWS Patches Critical RCE and Escalate Privileges in Research and Engineering Studio

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