Vulnerability Database · crates.io · Package report

hex: vulnerability history, versions and safety

Q: How do I monitor hex for upcoming vulnerabilities?

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

hex is a package in the crates.io ecosystem. Vulert holds no vulnerabilities for it yet.

0 vulnerabilities recorded

Nothing recorded for this package in the crates.io ecosystem.

0 with no fix published

Every vulnerability has a patched version to move to.

0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →

0 malicious-package vulnerabilities

No published version shipped hostile code.

See all hex vulnerabilities

Vulert verdict on hex 0.4.3 i

Updated on 23 Oct 2026

Good news: 0.4.3, the version you would install today, has no known vulnerabilities.

Package health score 57/100

Security Minor issues
Maintenance Unmaintained
Popularity Widely used
Community Quiet

What to do: Stay on 0.4.3 or newer. This can change: a vulnerability disclosed tomorrow can affect 0.4.3 too — Vulert watches the package and alerts you if that happens. Monitor it with Vulert →

Current release 0.4.3 — unaffected i
Vulnerabilities on record 0 i
Highest CVSS n/a i
With no published fix 0 i
Depended on by 6,501 packages i
Stars 275 i
OpenSSF scorecard 3/10 i
Last release 67 months ago i
Licence Apache-2.0 OR MIT i

Version list, release dates, licence and dependants published by crates.io, 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 hex, 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.

Version	Released	Vulert vulnerabilities	Licence	Fix published	Details
0.4.3	03 Mar 2021	none	Apache-2.0 OR MIT	—	Details →
0.4.2	18 Feb 2020	none	Apache-2.0 OR MIT	—	Details →
0.4.1	10 Feb 2020	none	Apache-2.0 OR MIT	—	Details →
0.4.0	17 Sep 2019	none	Apache-2.0 OR MIT	—	Details →
0.3.2	19 Apr 2018	none	Apache-2.0 OR MIT	—	Details →
0.3.1	13 Nov 2017	none	Apache-2.0 OR MIT	—	Details →
0.3.0	13 Nov 2017	none	Apache-2.0 OR MIT	—	Details →
0.2.0	28 Mar 2016	none	Apache-2.0 OR MIT	—	Details →
0.1.0	23 Oct 2015	none	—	—	Details →

All 9 versions Vulert tracks for this package. 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.

Other ways into the data

03 Vulnerabilities

Recorded vulnerabilities for hex

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

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Questions

About hex

Is hex safe to use?

Vulert has no vulnerabilities on record for hex in crates.io 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 hex's Vulert package health score?

Vulert scores hex 57/100, which reads as usable, but worth attention. 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 hex affected?

No. 0.4.3, 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 hex should I use?

0.4.3 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 hex have?

0 vulnerabilities are recorded for hex in the crates.io 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 hex vulnerabilities disclosed?

0 vulnerabilities were recorded for hex 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 hex 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 hex for upcoming vulnerabilities?

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