CVE-2026-77810

critical · 9.4

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

0.6%

EPSS (exploit prob.)

50th

EPSS percentile

2026-08-21

Published

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:X/V:X/RE:X/U:X

Weaknesses

CWE-95

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-77810