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Vulnerability record · CVE-2026-77810 · published 21 August 2026

CVE-2026-77810: In the Neptune connector, a user with access to Neptune through Athena Federated Query could gain access to pr…

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.

9.4 CVSS 4.0 Critical EPSS 0.63% · top 52.0% CWE-95 · CWE-95 Awaiting Analysis
9.4CVSS 4.0 base score
0.63%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
27 Aug 2026Last modified by NVD

Description

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/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
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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Source: NIST National Vulnerability Database (record CVE-2026-77810), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.