CVE-2026-4800Public exploitNetwork attack vectorHinoki check available

Arbitrary code execution via unvalidated imports keys

Published Mar 31, 2026 · Updated Sep 14, 2026

Code injection in Lodash 4.0.0 through 4.17.23 allows attackers to execute arbitrary code via crafted _.template imports keys. The compiler copies unvalidated options.imports key names, including inherited polluted keys, into parameters for a Function constructor. Exploitation requires an application to pass attacker-controlled import keys, and successful injection runs JavaScript with the application's privileges.

CVSS severity8.1
High
EPSS probability2.76%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkAvailable
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Summary

What happened

Code injection in Lodash 4.0.0 through 4.17.23 allows attackers to execute arbitrary code via crafted _.template imports keys. The compiler copies unvalidated options.imports key names, including inherited polluted keys, into parameters for a Function constructor. Exploitation requires an application to pass attacker-controlled import keys, and successful injection runs JavaScript with the application's privileges.

The record

CVE
CVE-2026-4800
Published
Mar 31, 2026
Updated
Sep 14, 2026
Vendor
Red Hat
Product
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Classifications
CWE-94, T1059.007
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Mar 31, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 14, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Affected versions are unavailable in this record. Check the vendor advisory for version and patch details.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Red Hat · Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift VirtualizationAffected versions are unavailable in this record.
Red Hat · Red Hat Process Automation 7Affected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 10Affected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux AIAffected versions are unavailable in this record.
Red Hat · Red Hat JBoss Enterprise Application Platform 7Affected versions are unavailable in this record.
Red Hat · OpenShift LightspeedAffected versions are unavailable in this record.
Red Hat · Red Hat Advanced Cluster Security for KubernetesAffected versions are unavailable in this record.
Red Hat · Migration Toolkit for ApplicationsAffected versions are unavailable in this record.
Red Hat · Red Hat Trusted Artifact SignerAffected versions are unavailable in this record.
Red Hat · Migration Toolkit for VirtualizationAffected versions are unavailable in this record.
Lodash · lodash-amdversion=4.0.0 <4.18.0
Red Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Cluster Observability OperatorAffected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 8Affected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 10.0 Extended Update SupportAffected versions are unavailable in this record.
Red Hat · Red Hat Network ObservabilityAffected versions are unavailable in this record.
Red Hat · Red Hat Developer HubAffected versions are unavailable in this record.
Red Hat · Confidential Compute Attestation OperatorAffected versions are unavailable in this record.
Lodash · lodash.templateversion=4.0.0 <4.18.0
Red Hat · Red Hat Connectivity LinkAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Container Platform 4.14Affected versions are unavailable in this record.
Lodash · Lodashversion=4.0.0 <4.18.0
Red Hat · Red Hat OpenShift Container Platform 4.16Affected versions are unavailable in this record.
Red Hat · Red Hat build of KeycloakAffected versions are unavailable in this record.
Red Hat · Red Hat Single Sign-On 7Affected versions are unavailable in this record.
Red Hat · Red Hat Migration Toolkit for ContainersAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift distributed tracing 3Affected versions are unavailable in this record.
Red Hat · Node HealthCheck OperatorAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Container Platform 4.18Affected versions are unavailable in this record.
Red Hat · Red Hat Edge ManagerAffected versions are unavailable in this record.
Red Hat · Red Hat Fuse 7Affected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Container Platform 4.12Affected versions are unavailable in this record.
Red Hat · Red Hat 3scale API Management PlatformAffected versions are unavailable in this record.
Lodash · lodash-esversion=4.0.0 <4.18.0
Red Hat · Red Hat Ansible Automation PlatformAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift LoggingAffected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 9Affected versions are unavailable in this record.
Red Hat · Red Hat build of CryostatAffected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Data FoundationAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Dev SpacesAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift AIAffected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsAffected versions are unavailable in this record.
Red Hat · Red Hat build of Apache Camel - HawtIO 4Affected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsAffected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 9.6 Extended Update SupportAffected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceAffected versions are unavailable in this record.
Red Hat · Red Hat Trusted Profile AnalyzerAffected versions are unavailable in this record.
Red Hat · Red Hat SatelliteAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Container PlatformAffected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 9.4 Extended Update SupportAffected versions are unavailable in this record.
Red Hat · Red Hat build of Apicurio Registry 3Affected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Container Platform 4.13Affected versions are unavailable in this record.
Red Hat · Self-service automation portalAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Container Platform 4.17Affected versions are unavailable in this record.
Red Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift GitOpsAffected versions are unavailable in this record.
Red Hat · Red Hat Build of Podman DesktopAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Service MeshAffected versions are unavailable in this record.
Red Hat · Red Hat OpenShift PipelinesAffected versions are unavailable in this record.
Red Hat · Red Hat DiscoveryAffected versions are unavailable in this record.
Red Hat · Red Hat build of Apicurio Registry 2Affected versions are unavailable in this record.
Red Hat · Red Hat OpenShift Container Platform 4.15Affected versions are unavailable in this record.

Published CVSS scores

8.1GitHubCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-94Improper Control of Generation of Code ('Code Injection')
T1059.007JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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