CVE-2026-110812 PUBLISHED

Deserialization of untrusted data in the Gremlin graph-import path in Amazon Neptune

Assigner: AMZN
Reserved: 14.10.2026 Published: 15.10.2026 Updated: 15.10.2026

Deserialization of untrusted data in the Gremlin graph data import component in Amazon Neptune engine might allow an authenticated remote actor with standard database permissions to execute arbitrary code and access internal service credentials.

To remediate this issue, users not enrolled in auto-update should upgrade to Amazon Neptune engine version 1.5.0.0.(Backports to 1.4.8.1 and 1.4.7.1)

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

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS 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
CVSS Score: 9.4

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	High	Integrity	High
Attack Requirements	None	Availability	High	Availability	High
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	AWS
Product	Amazon Neptune Engine
Versions	Default: unaffected affected from 1.2.0.0 to 1.5.0.0 (excl.) Version 1.4.7.1 is unaffected Version 1.4.8.1 is unaffected

CVE-2026-110812 PUBLISHED

Deserialization of untrusted data in the Gremlin graph-import path in Amazon Neptune

Metrics

Product Status

References

Problem Types

Impacts