CVE-2026-77810

In the Neptune connector, a user with access to Neptune through Athena Federated Query could gain access to properties in the Lambda supplying the compute for the connector. To remediate this issue, users should upgrade to aws-athena-query-federation v2026.30.1 or later.

CVSS 4.0

9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

CVSS 3.1

9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS

0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-25)

CWE

CWE-95

Published

2026-08-21

Modified

2026-10-12

Record from

the NVD, synced 2026-10-19

References

• https://aws.amazon.com/security/security-bulletins/2026-087-aws/
• https://github.com/awslabs/aws-athena-query-federation/releases/tag/v2026.30.1
• https://github.com/awslabs/aws-athena-query-federation/security/advisories/GHSA-v7c2-5wfg-qg44

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