Vulnerability Description
Server-side request forgery in the tool server and remote agent connection handling in Loom for AWS before 1.7.0 might allow an authenticated remote user to obtain the credentials of the application's own container role and to read responses from arbitrary internal network locations, via a crafted connection address supplied when registering, updating or testing a tool server or remote agent. To remediate this issue, users should upgrade to version 1.7.0 or later.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://aws.amazon.com/security/security-bulletins/2026-124-aws/
- https://github.com/awslabs/loom/releases/tag/v1.7.0
- https://github.com/awslabs/loom/security/advisories/GHSA-w6g6-h8pv-6mc7
FAQ
What is CVE-2026-103958?
CVE-2026-103958 is a vulnerability with a CVSS score of 7.6 (HIGH). Server-side request forgery in the tool server and remote agent connection handling in Loom for AWS before 1.7.0 might allow an authenticated remote user to obtain the credentials of the application's...
How severe is CVE-2026-103958?
CVE-2026-103958 has been rated HIGH with a CVSS base score of 7.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-103958?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.