CVE-2026-10584: HTTPS Fallback to HTTP in Graph Explorer

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-02 · updated 2026-07-22
Weakness: CWE-319

Description

Proxy server in Graph Explorer before 3.0.1 falls back to HTTP when certificate files are missing, which might allow remote threat actors to obtain sensitive information via interception of requests intended to be sent over HTTPS. To remediate this issue, users should upgrade to Graph Explorer v3.0.1 or later.

Affected products

AWS Graph Explorer: from 1.1.0 before 3.0.1 — fixed in 3.0.1

How to fix

Upgrade to a fixed version: AWS Graph Explorer 3.0.1. Check the vendor advisory for mitigations.

References

https://aws.amazon.com/security/security-bulletins/2026-038-aws/
https://github.com/aws/graph-explorer/releases/tag/v3.0.1

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