Vulnerability Database · npm · log4js · Version
log4js 4.0.0
4.0.0 is affected by 1 vulnerability.
The vulnerabilities that cover this exact version are listed below with the fixed version to move to. The upgrade Vulert recommends: 6.9.1.
Critical 0 High 0 Medium 1 Low 0 Unrated 0
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Released 24 Jan 2019
Status deprecated release
Licence Apache-2.0
Also known from other sources 1
Newer releases 152
Database updated 23/Oct/2026
Release and licence data published by the npm registry. Licence information is not legal advice.
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01 Vulnerabilities affecting this version
log4js 4.0.0 vulnerabilities
1 vulnerability cover log4js 4.0.0. Open the full list in the database.
| Vulnerability | Severity | Fixed version | Disclosed |
|---|---|---|---|
| CVE-2022-21704: Incorrect Default Permissions in log4js | 5.5 medium | 6.4.0 | 21 Jan 2022 |
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Questions
About log4js 4.0.0
Is log4js 4.0.0 vulnerable?
Yes. 1 vulnerability in the Vulert database cover log4js 4.0.0: 0 critical, 0 high, 1 medium and 0 low. The upgrade Vulert recommends is 6.9.1, and each entry above names the fixed version to move to.
Which version of log4js should I use instead of 4.0.0?
6.9.1 is the version Vulert recommends for this release line. The version table on the package page lists every release with the vulnerabilities recorded against it.
Is 4.0.0 the latest release of log4js?
No. 4.0.0 was published 24 Jan 2019, and newer releases exist. Newer is not automatically safer — the version table on the package page shows what each release carries.
How do I monitor log4js for upcoming vulnerabilities?
Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the log4js version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.