VulertSecurity VulertSecurity

Vulnerability Database · crates.io · Package report

async-nats: vulnerability history, versions and safety

async-nats is a package in the crates.io ecosystem. Vulert records 2 vulnerabilities for it across 43 releases, first recorded in Mar 2023. Each vulnerability names the versions it affects, the fixed version to move to, and a workaround where no fix has been published.

i
2 vulnerabilities recorded M1 U1
i
0 with no fix published

Every vulnerability has a patched version to move to.

i
0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →
i
0 malicious-package vulnerabilities

No published version shipped hostile code.

See all async-nats vulnerabilities

Vulert verdict on async-nats 0.50.0 i

Updated on 23 Oct 2026

Good news: 0.50.0, the version you would install today, has no known vulnerabilities. Older releases do — the table below lists all 2.

Package health score 78/100
  • Security Minor issues
  • Maintenance Sustainable
  • Popularity Niche
  • Community Moderate

What to do: Stay on 0.50.0 or newer. This can change: a vulnerability disclosed tomorrow can affect 0.50.0 too — Vulert watches the package and alerts you if that happens. Monitor it with Vulert →

  • Current release 0.50.0 — unaffected i
  • Vulnerabilities on record 2 over 1 year · 0 in the last year i
  • Latest disclosure 24 Mar 2023 i
  • Highest CVSS n/a i
  • With no published fix 0 i
  • Stars 1,549 i
  • OpenSSF scorecard 5/10 i
  • Last release 3 months ago i
  • Licence Apache-2.0 i

Version list, release dates, licence and dependants published by crates.io, refreshed 23 Oct 2026. Licence information is not legal advice.

Concerned about your application's security?

Vulert continues monitoring your dependencies and alerts you when new vulnerabilities are disclosed. No installation and no source-code access required.

01 Versions

Which versions are affected

Every version Vulert tracks for async-nats, 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.

i
Version Released Vulert vulnerabilities Licence Fix published Details
0.50.0 20 Jul 2026 none Apache-2.0 — Details →
0.49.1 04 Jun 2026 none Apache-2.0 — Details →
0.49.0 25 May 2026 none Apache-2.0 — Details →
0.48.0 07 May 2026 none Apache-2.0 — Details →
0.47.0 31 Mar 2026 none Apache-2.0 — Details →
0.46.0 20 Jan 2026 none Apache-2.0 — Details →
0.45.0 04 Nov 2025 none Apache-2.0 — Details →
0.44.2 08 Oct 2025 none Apache-2.0 — Details →
0.44.1 02 Oct 2025 none Apache-2.0 — Details →
0.44.0 02 Oct 2025 none Apache-2.0 — Details →
0.43.1 26 Sep 2025 none Apache-2.0 — Details →
0.43.0 23 Sep 2025 none Apache-2.0 — Details →
0.42.0 11 Jun 2025 none Apache-2.0 — Details →
0.41.0 15 May 2025 none Apache-2.0 — Details →
0.40.0 24 Mar 2025 none Apache-2.0 — Details →
0.39.0 19 Feb 2025 none Apache-2.0 — Details →
0.38.0 19 Nov 2024 none Apache-2.0 — Details →
0.37.0 01 Oct 2024 none Apache-2.0 — Details →
0.36.0 03 Sep 2024 none Apache-2.0 — Details →
0.35.1 14 May 2024 none Apache-2.0 — Details →
0.35.0 06 May 2024 none Apache-2.0 — Details →
0.34.0 04 Mar 2024 none Apache-2.0 — Details →
0.33.0 07 Nov 2023 none Apache-2.0 — Details →
0.32.1 30 Sep 2023 none Apache-2.0 — Details →
0.32.0 21 Sep 2023 none Apache-2.0 — Details →
0.31.0 25 Jul 2023 none Apache-2.0 — Details →
0.30.0 14 Jul 2023 none Apache-2.0 — Details →
0.29.0 24 Mar 2023 none Apache-2.0 — Details →
0.28.0 03 Mar 2023 M1 U1 Apache-2.0 Yes Details →
0.27.1 02 Feb 2023 M1 U1 Apache-2.0 Yes Details →
0.27.0 27 Jan 2023 M1 U1 Apache-2.0 Yes Details →
0.26.0 06 Jan 2023 M1 U1 Apache-2.0 Yes Details →
0.25.1 23 Dec 2022 M1 U1 Apache-2.0 Yes Details →
0.25.0 20 Dec 2022 M1 U1 Apache-2.0 Yes Details →
0.24.0 26 Nov 2022 M1 U1 Apache-2.0 Yes Details →
0.23.0 18 Nov 2022 M1 U1 Apache-2.0 Yes Details →
0.22.1 11 Nov 2022 M1 U1 Apache-2.0 Yes Details →
0.22.0 08 Nov 2022 M1 U1 Apache-2.0 Yes Details →
0.21.0 06 Oct 2022 M1 U1 Apache-2.0 Yes Details →
0.20.0 15 Sep 2022 M1 U1 Apache-2.0 Yes Details →
0.19.0 02 Sep 2022 M1 U1 Apache-2.0 Yes Details →
0.18.0 07 Aug 2022 M1 U1 Apache-2.0 Yes Details →
0.17.0 13 Jul 2022 M1 U1 Apache-2.0 Yes Details →
0.16.0 10 Jul 2022 M1 U1 Apache-2.0 Yes Details →
0.15.0 17 Jun 2022 M1 U1 Apache-2.0 Yes Details →
0.14.0 25 May 2022 M1 U1 Apache-2.0 Yes Details →
0.13.0 05 May 2022 M1 U1 Apache-2.0 Yes Details →
0.12.0 28 Apr 2022 M1 U1 Apache-2.0 Yes Details →
0.11.0 17 Apr 2022 M1 U1 Apache-2.0 Yes Details →
0.10.1 21 Jul 2021 M1 U1 Apache-2.0 Yes Details →
0.10.0 21 Jul 2021 M1 U1 Apache-2.0 Yes Details →
0.9.18 31 May 2021 M1 U1 Apache-2.0 Yes Details →
0.9.17 19 May 2021 M1 U1 Apache-2.0 Yes Details →
0.9.16 29 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.15 29 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.14 22 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.13 22 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.12 12 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.11 12 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.10 12 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.9 08 Apr 2021 M1 U1 Apache-2.0 Yes Details →
0.9.8 22 Mar 2021 M1 U1 Apache-2.0 Yes Details →
0.9.7 10 Mar 2021 M1 U1 Apache-2.0 Yes Details →
0.9.6 09 Mar 2021 M1 U1 Apache-2.0 Yes Details →
0.9.5 08 Mar 2021 M1 U1 Apache-2.0 Yes Details →
0.9.4 09 Feb 2021 M1 U1 Apache-2.0 Yes Details →
0.9.3 08 Feb 2021 M1 U1 Apache-2.0 Yes Details →
0.9.2 26 Jan 2021 M1 U1 Apache-2.0 Yes Details →
0.9.1 12 Jan 2021 M1 U1 Apache-2.0 Yes Details →
0.9.0 11 Jan 2021 M1 U1 Apache-2.0 Yes Details →
0.0.1 17 Jun 2020 M1 U1 Apache-2.0 OR MIT Yes Details →

All 71 versions Vulert tracks for this package. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2023 2

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 2 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for async-nats

The 2 most severe of 2 vulnerabilities recorded for this package

Search all 2 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
CVE-2023-0027: TLS certificate common name validation bypass in async-nats N/A unrated 0.29.0 24 Mar 2023
TLS certificate common name validation bypass in async-nats N/A medium 0.29.0 24 Mar 2023

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

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →

Questions

About async-nats

Is async-nats safe to use?

Vulert records 2 vulnerabilities for async-nats in crates.io: 0 critical, 0 high, 1 medium and 0 low, plus 1 not yet rated. Every one of them has a published fix, so the practical answer is to run a supported release and keep it patched.

What is async-nats's Vulert package health score?

Vulert scores async-nats 78/100, which reads as in good shape. 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 async-nats affected?

No. 0.50.0, 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.

Which version of async-nats should I use?

0.50.0 is the version Vulert recommends for the affected releases. The version table above lists every release with the vulnerabilities recorded against it, so you can confirm the range you actually run.

How many vulnerabilities does async-nats have?

2 vulnerabilities are recorded for async-nats in the crates.io ecosystem: 0 critical, 0 high, 1 medium and 0 low, plus 1 not yet rated. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new async-nats vulnerabilities disclosed?

0 vulnerabilities were recorded for async-nats in the last 12 months, and the oldest entry in this database dates to 24 Mar 2023. 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 async-nats 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 async-nats for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the async-nats version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.