CVE-2026-110812

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

Published Oct 15, 2026 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
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)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.x and 1.4.7.x) 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)
CPEs cpe:2.3:a:aws:amazon_neptune_engine:1.4.7.1:*:*:*:*:*:*:*
cpe:2.3:a:aws:amazon_neptune_engine:1.4.8.1:*:*:*:*:*:*:*
Type Values Removed Values Added
Description 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.x and 1.4.7.x)
Title Deserialization of untrusted data in the Gremlin graph-import path in Amazon Neptune
First Time appeared Aws
Aws amazon Neptune Engine
Weaknesses CWE-502
CWE-918
CPEs cpe:2.3:a:aws:amazon_neptune_engine:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws amazon Neptune Engine
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMZN
Published
Updated
Oct 16, 2026, 6:54 PM
Reserved
Oct 14, 2026, 7:48 PM
Status
Awaiting Analysis
Published
Oct 15, 2026, 5:17 PM
Modified
Oct 16, 2026, 7:17 PM