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Vulnerability Database · crates.io · Package report

bytes: vulnerability history, versions and safety

bytes is a package in the crates.io ecosystem. Vulert records 2 vulnerabilities for it across 14 releases, first recorded in Feb 2026. Each vulnerability names the versions it affects, the fixed version to move to, and a workaround where no fix has been published.

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2 vulnerabilities recorded M1 U1
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0 with no fix published

Every vulnerability has a patched version to move to.

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2 in the last 12 months

Most recent disclosure 03 Feb 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all bytes vulnerabilities

Vulert verdict on bytes 1.12.1 i

Updated on 23 Oct 2026

Good news: 1.12.1, the version you would install today, has no known vulnerabilities. Older releases do — the table below lists all 2.

Package health score 81/100
  • Security Minor issues
  • Maintenance Sustainable
  • Popularity Key ecosystem project
  • Community Quiet

What to do: Stay on 1.12.1 or newer. This can change: a vulnerability disclosed tomorrow can affect 1.12.1 too — Vulert watches the package and alerts you if that happens. Monitor it with Vulert →

  • Current release 1.12.1 — unaffected i
  • Vulnerabilities on record 2 over 1 year · 2 in the last year i
  • Latest disclosure 03 Feb 2026 i
  • Highest CVSS 5.4 i
  • With no published fix 0 i
  • Stars 2,267 i
  • OpenSSF scorecard 4/10 i
  • Last release 3 months ago i
  • Licence 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 bytes, 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.

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Version Released Vulert vulnerabilities Licence Fix published Details
1.12.1 08 Jul 2026 none MIT — Details →
1.12.0 18 Jun 2026 none MIT — Details →
1.11.1 03 Feb 2026 none MIT — Details →
1.11.0 14 Nov 2025 M1 U1 MIT Yes Details →
1.10.1 05 Mar 2025 M1 U1 MIT Yes Details →
1.10.0 03 Feb 2025 M1 U1 MIT Yes Details →
1.9.0 28 Nov 2024 M1 U1 MIT Yes Details →
1.8.0 21 Oct 2024 M1 U1 MIT Yes Details →
1.7.2 18 Sep 2024 M1 U1 MIT Yes Details →
1.7.1 01 Aug 2024 M1 U1 MIT Yes Details →
1.7.0 31 Jul 2024 M1 U1 MIT Yes Details →
1.6.1 13 Jul 2024 M1 U1 MIT Yes Details →
1.6.0 22 Mar 2024 M1 U1 MIT Yes Details →
1.5.0 07 Sep 2023 M1 U1 MIT Yes Details →
1.4.0 31 Jan 2023 M1 U1 MIT Yes Details →
1.3.0 21 Nov 2022 M1 U1 MIT Yes Details →
1.2.1 30 Jul 2022 M1 U1 MIT Yes Details →
1.2.0 19 Jul 2022 none MIT — Details →
1.1.0 25 Aug 2021 none MIT — Details →
1.0.1 11 Jan 2021 none MIT — Details →
1.0.0 22 Dec 2020 none MIT — Details →
0.6.0 20 Oct 2020 none MIT — Details →
0.5.6 14 Jul 2020 none MIT — Details →
0.5.5 18 Jun 2020 none MIT — Details →
0.5.4 23 Jan 2020 none MIT — Details →
0.5.3 12 Dec 2019 none MIT — Details →
0.5.2 27 Nov 2019 none MIT — Details →
0.5.1 26 Nov 2019 none MIT — Details →
0.5.0 25 Nov 2019 none MIT — Details →
0.4.12 06 Mar 2019 none MIT — Details →
0.4.11 17 Nov 2018 none MIT — Details →
0.4.10 04 Sep 2018 none MIT — Details →
0.4.9 23 Jul 2018 none MIT — Details →
0.4.8 25 May 2018 none Apache-2.0 OR MIT — Details →
0.4.7 27 Apr 2018 none Apache-2.0 OR MIT — Details →
0.4.6 08 Jan 2018 none Apache-2.0 OR MIT — Details →
0.4.5 12 Aug 2017 none Apache-2.0 OR MIT — Details →
0.4.4 26 May 2017 none MIT — Details →
0.4.3 30 Apr 2017 none MIT — Details →
0.4.2 05 Apr 2017 none MIT — Details →
0.4.1 15 Mar 2017 none MIT — Details →
0.4.0 24 Feb 2017 none MIT — Details →
0.3.0 04 Dec 2015 none MIT — Details →
0.2.11 10 Aug 2015 none MIT — Details →
0.2.10 08 Jul 2015 none MIT — Details →
0.2.9 13 May 2015 none MIT — Details →
0.2.8 22 Apr 2015 none MIT — Details →
0.2.7 12 Apr 2015 none MIT — Details →
0.2.6 07 Apr 2015 none MIT — Details →
0.2.5 07 Apr 2015 none MIT — Details →
0.2.4 02 Apr 2015 none MIT — Details →
0.2.3 30 Mar 2015 none MIT — Details →
0.2.2 29 Mar 2015 none MIT — Details →
0.2.1 25 Mar 2015 none MIT — Details →
0.2.0 25 Mar 2015 none MIT — Details →
0.1.2 15 Feb 2015 none MIT — Details →
0.1.1 11 Feb 2015 none MIT — Details →
0.1.0 10 Feb 2015 none MIT — Details →
0.0.1 30 Jan 2015 none MIT — Details →

All 59 versions Vulert tracks for this package. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2026 2

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

03 Vulnerabilities

Recorded vulnerabilities for bytes

The 2 most severe of 2 vulnerabilities recorded for this package

Search all 2 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Integer Overflow Vulnerability in Bytes Package: BytesMut::reserve 5.4 medium 1.11.1 03 Feb 2026
Integer Overflow Vulnerability in Bytes Package: A Risk to Memory Safety N/A unrated 1.11.1 03 Feb 2026

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 bytes

Is bytes safe to use?

Vulert records 2 vulnerabilities for bytes 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 bytes's Vulert package health score?

Vulert scores bytes 81/100, 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 bytes affected?

No. 1.12.1, 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 bytes should I use?

1.12.1 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 bytes have?

2 vulnerabilities are recorded for bytes 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 bytes vulnerabilities disclosed?

2 vulnerabilities were recorded for bytes in the last 12 months, and the oldest entry in this database dates to 03 Feb 2026. 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 bytes 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 bytes for upcoming vulnerabilities?

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