Vulnerability Database · npm · immer · Version
immer 9.0.0-beta.1
9.0.0-beta.1 is affected by 2 vulnerabilities.
The vulnerabilities that cover this exact version are listed below with the fixed version to move to.
Critical 1 High 1 Medium 0 Low 0 Unrated 0
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Released 19 Mar 2021
Licence MIT
Also known from other sources 2
Newer releases 211
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
immer 9.0.0-beta.1 vulnerabilities
2 vulnerabilities cover immer 9.0.0-beta.1. Open the full list in the database.
| Vulnerability | Severity | Fixed version | Disclosed |
|---|---|---|---|
| CVE-2021-23436: Prototype Pollution in immer | 9.8 critical | 9.0.6 | 02 Sep 2021 |
| CVE-2021-3757: Prototype Pollution in immer | 7.5 high | 9.0.6 | 07 Sep 2021 |
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Questions
About immer 9.0.0-beta.1
Is immer 9.0.0-beta.1 vulnerable?
Yes. 2 vulnerabilities in the Vulert database cover immer 9.0.0-beta.1: 1 critical, 1 high, 0 medium and 0 low. Each entry above names the fixed version to move to.
Is 9.0.0-beta.1 the latest release of immer?
No. 9.0.0-beta.1 was published 19 Mar 2021, 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 immer for upcoming vulnerabilities?
Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the immer version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.