CVE-2026-89049 Server-side request forgery in the Session Manager port forwarding functionality in AWS Systems Manager Agent

A server-side request forgery issue due to improper validation of equivalent address representations in the port forwarding to remote hosts functionality in Amazon AWS Systems Manager Agent SSM Agent before 3.3.4851.0 on all platforms might allow an authenticated remote user to bypass the remote...

CVE-2026-89049 Server-side request forgery in the Session Manager port forwarding functionality in AWS Systems Manager Agent

A server-side request forgery issue due to improper validation of equivalent address representations in the port forwarding to remote hosts functionality in Amazon AWS Systems Manager Agent SSM Agent before 3.3.4851.0 on all platforms might allow an authenticated remote user to bypass the remote...

CVE-2026-89049

AWS Systems Manager Agent (SSM Agent) before 3.3.4851.0 on all platforms is affected by a server-side request forgery (SSRF) flaw in the Session Manager port forwarding to remote hosts functionality. The root cause is improper validation of equivalent address representations , allowing an authent...

CVE-2026-89049 Server-side request forgery in the Session Manager port forwarding functionality in AWS Systems Manager Agent

A server-side request forgery issue due to improper validation of equivalent address representations in the port forwarding to remote hosts functionality in Amazon AWS Systems Manager Agent SSM Agent before 3.3.4851.0 on all platforms might allow an authenticated remote user to bypass the remote...

PT-2026-89562

Name of the Vulnerable Software and Affected Versions Amazon AWS Systems Manager Agent versions prior to 3.3.4851.0 Description A server-side request forgery SSRF issue exists in the port forwarding to remote hosts functionality. The software improperly validates equivalent address representation...