lodash up to 4.17.20 Template command injection

CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability was found in lodash up to 4.17.20. It has been classified as critical. Affected by this issue is some unknown functionality of the component Template Handler. This manipulation causes command injection. This vulnerability is handled as CVE-2021-23337. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in lodash up to 4.17.20 and classified as critical. Affected by this vulnerability is an unknown code block of the component Template Handler. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 02/16/2021 as SNYK-JS-LODASH-1040724. It is possible to read the advisory at snyk.io. This vulnerability is known as CVE-2021-23337. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 304625 (Linux Distros Unpatched Vulnerability : CVE-2026-4800), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.17.21 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (304625) and CERT Bund (WID-SEC-2026-1654). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • IBM App Connect Enterprise

Productinfo

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 304625
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-4800

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: lodash 4.17.21
Patch: github.com

Timelineinfo

01/08/2021 🔍
02/16/2021 +39 days 🔍
02/16/2021 +0 days 🔍
05/23/2026 +1921 days 🔍

Sourcesinfo

Product: github.com

Advisory: SNYK-JS-LODASH-1040724
Status: Confirmed

CVE: CVE-2021-23337 (🔍)
GCVE (CVE): GCVE-0-2021-23337
GCVE (VulDB): GCVE-100-169951
CERT Bund: WID-SEC-2026-1654 - IBM App Connect Enterprise: Mehrere Schwachstellen

Entryinfo

Created: 02/16/2021 09:11
Updated: 05/23/2026 00:29
Changes: 02/16/2021 09:11 (37), 03/01/2021 20:40 (2), 03/01/2021 20:43 (8), 11/11/2024 15:05 (1), 11/11/2024 15:10 (23), 04/02/2026 13:26 (2), 05/23/2026 00:29 (7)
Complete: 🔍
Committer: rame
Cache ID: 216::103

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