Vulnerability Database · NuGet · Package report
System.Collections.Immutable: vulnerability history, versions and safety
System.Collections.Immutable is a package in the NuGet ecosystem. Vulert holds no vulnerabilities for it yet.
Nothing recorded for this package in the NuGet ecosystem.
Every vulnerability has a patched version to move to.
No published version shipped hostile code.
Vulert verdict on System.Collections.Immutable 10.0.13 i
Updated on 23 Oct 2026
Good news: 10.0.13, the version you would install today, has no known vulnerabilities.
- Security No known security issues
- Maintenance Sustainable
- Popularity Widely used
- Community Moderate
What to do: Stay on 10.0.13 or newer. This can change: a vulnerability disclosed tomorrow can affect 10.0.13 too — Vulert watches the package and alerts you if that happens. Monitor it with Vulert →
- Current release 10.0.13 — unaffected i
- Vulnerabilities on record 0 i
- Highest CVSS n/a i
- With no published fix 0 i
- Stars 1,300 i
- Last release this month i
- Licence MIT i
Version list, release dates, licence and dependants published by NuGet, refreshed 23 Oct 2026. Licence information is not legal advice.
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01 Versions
Which versions are affected
Every version Vulert tracks for System.Collections.Immutable, newest first, with the vulnerabilities recorded against each one. A version showing none has no vulnerability in the Vulert database — open it for the full picture on that release.
- 10.0.13 13 Oct 2026
- 9.0.21 13 Oct 2026
- 11.0.0-rc.2.26504.105 13 Oct 2026
- 9.0.20 08 Sep 2026
- 10.0.12 08 Sep 2026
- 11.0.0-rc.1.26425.128 08 Sep 2026
- 10.0.11 11 Aug 2026
- 9.0.19 11 Aug 2026
- 11.0.0-preview.7.26381.103 11 Aug 2026
- 10.0.10 14 Jul 2026
- 9.0.18 14 Jul 2026
- 11.0.0-preview.6.26359.118 14 Jul 2026
- 10.0.9 09 Jun 2026
- 9.0.17 09 Jun 2026
- 11.0.0-preview.5.26302.115 09 Jun 2026
- 10.0.8 12 May 2026
- 9.0.16 12 May 2026
- 11.0.0-preview.4.26230.115 12 May 2026
- 10.0.7 21 Apr 2026
- 9.0.15 14 Apr 2026
- 10.0.6 14 Apr 2026
- 11.0.0-preview.3.26207.106 14 Apr 2026
- 10.0.5 12 Mar 2026
- 11.0.0-preview.2.26159.112 10 Mar 2026
- 9.0.14 10 Mar 2026
- 10.0.4 10 Mar 2026
- 11.0.0-preview.1.26104.118 10 Feb 2026
- 9.0.13 10 Feb 2026
- 10.0.3 10 Feb 2026
- 10.0.2 13 Jan 2026
- 9.0.12 13 Jan 2026
- 10.0.1 09 Dec 2025
- 10.0.0 11 Nov 2025
- 9.0.11 11 Nov 2025
- 10.0.0-rc.2.25502.107 14 Oct 2025
- 9.0.10 14 Oct 2025
- 9.0.9 09 Sep 2025
- 10.0.0-rc.1.25451.107 09 Sep 2025
- 10.0.0-preview.7.25380.108 12 Aug 2025
- 9.0.8 04 Aug 2025
- 10.0.0-preview.6.25358.103 15 Jul 2025
- 9.0.7 08 Jul 2025
- 9.0.6 10 Jun 2025
- 10.0.0-preview.5.25277.114 06 Jun 2025
- 9.0.5 13 May 2025
- 10.0.0-preview.4.25258.110 12 May 2025
- 10.0.0-preview.3.25171.5 10 Apr 2025
- 9.0.4 08 Apr 2025
- 10.0.0-preview.2.25163.2 18 Mar 2025
- 9.0.3 11 Mar 2025
- 10.0.0-preview.1.25080.5 25 Feb 2025
- 9.0.2 11 Feb 2025
- 9.0.1 14 Jan 2025
- 9.0.0 12 Nov 2024
- 6.0.1 12 Nov 2024
- 9.0.0-rc.2.24473.5 08 Oct 2024
- 9.0.0-rc.1.24431.7 10 Sep 2024
- 9.0.0-preview.7.24405.7 13 Aug 2024
- 9.0.0-preview.6.24327.7 09 Jul 2024
- 9.0.0-preview.5.24306.7 11 Jun 2024
- 9.0.0-preview.4.24266.19 21 May 2024
- 9.0.0-preview.3.24172.9 11 Apr 2024
- 9.0.0-preview.2.24128.5 12 Mar 2024
- 9.0.0-preview.1.24080.9 13 Feb 2024
- 8.0.0 14 Nov 2023
- 8.0.0-rc.2.23479.6 10 Oct 2023
- 8.0.0-rc.1.23419.4 12 Sep 2023
- 8.0.0-preview.7.23375.6 08 Aug 2023
- 8.0.0-preview.6.23329.7 11 Jul 2023
- 8.0.0-preview.5.23280.8 13 Jun 2023
- 8.0.0-preview.4.23259.5 16 May 2023
- 8.0.0-preview.3.23174.8 11 Apr 2023
- 8.0.0-preview.2.23128.3 14 Mar 2023
- 8.0.0-preview.1.23110.8 21 Feb 2023
- 7.0.0 07 Nov 2022
- 7.0.0-rc.2.22472.3 11 Oct 2022
- 7.0.0-rc.1.22426.10 14 Sep 2022
- 7.0.0-preview.7.22375.6 09 Aug 2022
- 7.0.0-preview.6.22324.4 12 Jul 2022
- 7.0.0-preview.5.22301.12 14 Jun 2022
- 7.0.0-preview.4.22229.4 10 May 2022
- 7.0.0-preview.3.22175.4 13 Apr 2022
- 7.0.0-preview.2.22152.2 14 Mar 2022
- 7.0.0-preview.1.22076.8 17 Feb 2022
- 6.0.0 08 Nov 2021
- 6.0.0-rc.2.21480.5 12 Oct 2021
- 6.0.0-rc.1.21451.13 14 Sep 2021
- 6.0.0-preview.7.21377.19 10 Aug 2021
- 6.0.0-preview.6.21352.12 14 Jul 2021
- 6.0.0-preview.5.21301.5 15 Jun 2021
- 6.0.0-preview.4.21253.7 24 May 2021
- 6.0.0-preview.3.21201.4 08 Apr 2021
- 6.0.0-preview.2.21154.6 11 Mar 2021
- 6.0.0-preview.1.21102.12 12 Feb 2021
- 5.0.0 09 Nov 2020
- 5.0.0-rc.2.20475.5 13 Oct 2020
- 5.0.0-rc.1.20451.14 14 Sep 2020
- 5.0.0-preview.8.20407.11 25 Aug 2020
- 5.0.0-preview.7.20364.11 21 Jul 2020
- 5.0.0-preview.6.20305.6 25 Jun 2020
- 5.0.0-preview.5.20278.1 10 Jun 2020
- 5.0.0-preview.4.20251.6 18 May 2020
- 1.7.1 12 May 2020
- 5.0.0-preview.3.20214.6 23 Apr 2020
- 5.0.0-preview.2.20160.6 02 Apr 2020
- 5.0.0-preview.1.20120.5 16 Mar 2020
- 1.7.0 03 Dec 2019
- 1.7.0-preview3.19551.4 13 Nov 2019
- 1.7.0-preview2.19523.17 01 Nov 2019
- 1.7.0-preview1.19504.10 15 Oct 2019
- 1.6.0 23 Sep 2019
- 1.6.0-rc1.19456.4 16 Sep 2019
- 1.6.0-preview9.19421.4 04 Sep 2019
- 1.6.0-preview9.19416.11 04 Sep 2019
- 1.6.0-preview6.19264.9 04 Sep 2019
- 1.6.0-preview8.19405.3 13 Aug 2019
- 1.6.0-preview7.19362.9 23 Jul 2019
- 1.6.0-preview6.19303.8 12 Jun 2019
- 1.6.0-preview5.19224.8 06 May 2019
- 1.6.0-preview4.19212.13 18 Apr 2019
The newest 120 of 147 versions Vulert tracks. Severity counts are the vulnerabilities recorded against that exact release.
02 Disclosure history
How often vulnerabilities are recorded
No dated vulnerabilities are recorded for this package yet.
03 Vulnerabilities
Recorded vulnerabilities for System.Collections.Immutable
No vulnerabilities match this view.
Vulnerability wrong, a fix missing, or a package we should cover? Report it and we will fix the record. Report Vulnerability Provide Feedback
Updated: 23/Oct/2026 · Vulnerabilities in our DB: 524315
Questions
About System.Collections.Immutable
Is System.Collections.Immutable safe to use?
Vulert has no vulnerabilities on record for System.Collections.Immutable in NuGet at this point. That is a good signal rather than a guarantee: new vulnerabilities are published for packages all the time, so the versions you actually run are still worth monitoring.
What is System.Collections.Immutable's Vulert package health score?
Vulert scores System.Collections.Immutable 90/100, which reads as healthy. The score weighs the vulnerability record (40), maintenance and release cadence (25), adoption from dependents and stars (20) and community signals such as the OpenSSF scorecard and forks (15).
Is the latest version of System.Collections.Immutable affected?
No. 10.0.13, the version you would install today, has no vulnerabilities on record against it. Earlier releases do — the version table above lists each release with what affects it.
How many vulnerabilities does System.Collections.Immutable have?
0 vulnerabilities are recorded for System.Collections.Immutable in the NuGet ecosystem: 0 critical, 0 high, 0 medium and 0 low. The ledger on this page lists the same counts next to the date of the most recent disclosure.
How often are new System.Collections.Immutable vulnerabilities disclosed?
0 vulnerabilities were recorded for System.Collections.Immutable in the last 12 months. Recency matters more than a lifetime total: it shows how actively new issues are being disclosed for the package you are considering.
Which versions of System.Collections.Immutable are affected?
Each vulnerability on this page lists the affected version range and the fixed version to move to. Open the vulnerability for the version you actually run — fixes are specific to a release line, not to the package as a whole.
How do I monitor System.Collections.Immutable for upcoming vulnerabilities?
Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the System.Collections.Immutable version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.