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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
AWS Athena Federated Query Neptune Connector unaffected
Version Status Constraints
2024.15.1 affected ≤ 2026.28.1

No data.

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Project Subscriptions

Vendors Products
Aws Subscribe
Athena Federated Query Neptune Connector Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://aws.amazon.com/security/security-bulletins/2026-087-aws/ cve-icon
https://github.com/awslabs/aws-athena-query-federation/releases/tag/v2026.30.1 cve-icon
https://github.com/awslabs/aws-athena-query-federation/security/advisories/GHSA-v7c2-5wfg-qg44 cve-icon
History

Fri, 21 Aug 2026 19:45:00 +0000

Type Values Removed Values Added
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.
Title Code Injection via Gremlin Query Passthrough in Amazon Athena Neptune Connector
First Time appeared Aws
Aws athena Federated Query Neptune Connector
Weaknesses CWE-95
CPEs cpe:2.3:a:aws:athena_federated_query_neptune_connector:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws athena Federated Query Neptune Connector
References
Metrics cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.4, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMZN

Published:

Updated: 2026-08-21T19:35:39.067Z

Reserved: 2026-08-21T13:59:15.911Z

Link: CVE-2026-77810

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses