VulertSecurity VulertSecurity

Vulnerability Database · npm · Package report

bn.js: vulnerability history, versions and safety

bn.js is a package in the npm ecosystem. Vulert records 1 vulnerability for it across 117 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.

i
1 vulnerabilities recorded M1
i
0 with no fix published

Every vulnerability has a patched version to move to.

i
1 in the last 12 months

Most recent disclosure 20 Feb 2026.

See the disclosure history →
i
0 malicious-package vulnerabilities

No published version shipped hostile code.

See all bn.js vulnerabilities

Vulert verdict on bn.js 5.2.5 i

Updated on 23 Oct 2026

Good news: 5.2.5, the version you would install today, has no known vulnerabilities. Older releases do — the table below lists all 1.

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

What to do: Stay on 5.2.5 or newer. This can change: a vulnerability disclosed tomorrow can affect 5.2.5 too — Vulert watches the package and alerts you if that happens. Monitor it with Vulert →

  • Current release 5.2.5 — unaffected i
  • Vulnerabilities on record 1 over 1 year · 1 in the last year i
  • Latest disclosure 20 Feb 2026 i
  • Highest CVSS 5.3 i
  • With no published fix 0 i
  • Depended on by 148,526 packages i
  • Stars 1,232 i
  • OpenSSF scorecard 3/10 i
  • Last release 3 months ago i
  • Licence MIT i

Version list, release dates, licence and dependants published by the npm registry, refreshed 22 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 bn.js, 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
5.2.5 09 Jul 2026 none MIT — Details →
4.12.5 09 Jul 2026 M1 MIT Yes Details →
5.2.4 26 Jun 2026 none MIT — Details →
4.12.4 26 Jun 2026 M1 MIT Yes Details →
4.12.3 19 Feb 2026 M1 MIT Yes Details →
5.2.3 19 Feb 2026 none MIT — Details →
4.12.2 25 Apr 2025 M1 MIT Yes Details →
5.2.2 25 Apr 2025 M1 MIT Yes Details →
4.12.1 11 Nov 2024 M1 MIT Yes Details →
5.2.1 24 May 2022 M1 MIT Yes Details →
4.12.0 24 Feb 2021 M1 MIT Yes Details →
5.2.0 23 Feb 2021 M1 MIT Yes Details →
5.1.3 14 Aug 2020 M1 MIT Yes Details →
5.1.2 20 May 2020 M1 MIT Yes Details →
4.11.9 20 May 2020 M1 MIT Yes Details →
5.1.1 24 Dec 2019 M1 MIT Yes Details →
5.1.0 23 Dec 2019 M1 MIT Yes Details →
5.0.0 07 Jul 2019 M1 MIT Yes Details →
4.11.8 07 Aug 2017 M1 MIT Yes Details →
4.11.7 21 Jun 2017 M1 MIT Yes Details →
4.11.6 02 Aug 2016 M1 MIT Yes Details →
4.11.5 13 Jul 2016 M1 MIT Yes Details →
4.11.4 05 Jun 2016 M1 MIT Yes Details →
4.11.3 12 Apr 2016 M1 MIT Yes Details →
4.11.2 12 Apr 2016 M1 MIT Yes Details →
4.11.1 25 Mar 2016 M1 MIT Yes Details →
4.11.0 08 Mar 2016 M1 MIT Yes Details →
4.10.5 01 Mar 2016 M1 MIT Yes Details →
4.10.4 27 Feb 2016 M1 MIT Yes Details →
4.10.3 09 Feb 2016 M1 MIT Yes Details →
4.10.2 09 Feb 2016 M1 MIT Yes Details →
4.10.1 04 Feb 2016 M1 MIT Yes Details →
4.10.0 01 Feb 2016 M1 MIT Yes Details →
4.9.0 27 Jan 2016 M1 MIT Yes Details →
4.8.1 25 Jan 2016 M1 MIT Yes Details →
4.8.0 25 Jan 2016 M1 MIT Yes Details →
4.7.0 24 Jan 2016 M1 MIT Yes Details →
4.6.6 22 Jan 2016 M1 MIT Yes Details →
4.6.5 21 Jan 2016 M1 MIT Yes Details →
4.6.4 14 Jan 2016 M1 MIT Yes Details →
4.6.3 13 Jan 2016 M1 MIT Yes Details →
4.6.2 04 Jan 2016 M1 MIT Yes Details →
4.6.1 19 Dec 2015 M1 MIT Yes Details →
4.6.0 19 Dec 2015 M1 MIT Yes Details →
4.5.2 15 Dec 2015 M1 MIT Yes Details →
4.5.1 11 Dec 2015 M1 MIT Yes Details →
4.5.0 04 Dec 2015 M1 MIT Yes Details →
4.4.0 29 Nov 2015 M1 MIT Yes Details →
4.3.0 22 Nov 2015 M1 MIT Yes Details →
4.2.0 18 Nov 2015 M1 MIT Yes Details →
4.1.1 01 Nov 2015 M1 MIT Yes Details →
4.1.0 29 Oct 2015 M1 MIT Yes Details →
4.0.0 28 Oct 2015 M1 MIT Yes Details →
3.3.0 27 Oct 2015 M1 MIT Yes Details →
3.2.0 01 Oct 2015 M1 MIT Yes Details →
3.1.2 25 Aug 2015 M1 MIT Yes Details →
3.1.1 16 Jul 2015 M1 MIT Yes Details →
3.1.0 16 Jul 2015 M1 MIT Yes Details →
3.0.1 07 Jul 2015 M1 MIT Yes Details →
3.0.0 07 Jul 2015 M1 MIT Yes Details →
2.2.0 03 Jul 2015 M1 MIT Yes Details →
2.1.0 25 Jun 2015 M1 MIT Yes Details →
2.0.5 10 May 2015 M1 MIT Yes Details →
2.0.4 30 Apr 2015 M1 MIT Yes Details →
2.0.3 26 Mar 2015 M1 MIT Yes Details →
2.0.2 20 Mar 2015 M1 MIT Yes Details →
2.0.1 02 Mar 2015 M1 MIT Yes Details →
2.0.0 09 Feb 2015 M1 MIT Yes Details →
1.3.0 08 Feb 2015 M1 MIT Yes Details →
1.2.4 07 Feb 2015 M1 MIT Yes Details →
1.2.3 07 Feb 2015 M1 MIT Yes Details →
1.2.2 06 Feb 2015 M1 MIT Yes Details →
1.2.1 06 Feb 2015 M1 MIT Yes Details →
1.1.1 06 Feb 2015 M1 MIT Yes Details →
1.1.0 26 Jan 2015 M1 MIT Yes Details →
1.0.0 05 Jan 2015 M1 MIT Yes Details →
0.16.1 04 Jan 2015 M1 MIT Yes Details →
0.16.0 27 Nov 2014 M1 MIT Yes Details →
0.15.2 07 Nov 2014 M1 MIT Yes Details →
0.15.1 06 Nov 2014 M1 MIT Yes Details →
0.15.0 02 Nov 2014 M1 MIT Yes Details →
0.14.2 30 Oct 2014 M1 MIT Yes Details →
0.14.1 25 Sep 2014 M1 MIT Yes Details →
0.14.0 08 Sep 2014 M1 MIT Yes Details →
0.13.3 15 Jul 2014 M1 MIT Yes Details →
0.13.2 25 Jun 2014 M1 MIT Yes Details →
0.13.1 25 Jun 2014 M1 MIT Yes Details →
0.13.0 17 Jun 2014 M1 MIT Yes Details →
0.12.0 12 Jun 2014 M1 MIT Yes Details →
0.11.7 03 Jun 2014 M1 MIT Yes Details →
0.11.6 31 May 2014 M1 MIT Yes Details →
0.11.5 27 May 2014 M1 MIT Yes Details →
0.11.4 26 May 2014 M1 MIT Yes Details →
0.11.3 26 May 2014 M1 MIT Yes Details →
0.11.2 25 May 2014 M1 MIT Yes Details →
0.11.1 25 May 2014 M1 MIT Yes Details →
0.11.0 25 May 2014 M1 MIT Yes Details →
0.10.1 24 May 2014 M1 MIT Yes Details →
0.10.0 23 May 2014 M1 MIT Yes Details →
0.9.0 23 May 2014 M1 MIT Yes Details →
0.8.1 22 May 2014 M1 — Yes Details →
0.8.0 21 May 2014 M1 — Yes Details →
0.7.1 18 May 2014 M1 — Yes Details →
0.7.0 18 May 2014 M1 — Yes Details →
0.6.0 17 May 2014 M1 — Yes Details →
0.5.4 17 May 2014 M1 — Yes Details →
0.5.3 17 May 2014 M1 — Yes Details →
0.5.2 17 May 2014 M1 — Yes Details →
0.5.1 16 May 2014 M1 — Yes Details →
0.5.0 16 May 2014 M1 — Yes Details →
0.4.4 13 May 2014 M1 — Yes Details →
0.4.3 11 May 2014 M1 — Yes Details →
0.4.2 10 May 2014 M1 — Yes Details →
0.4.1 09 May 2014 M1 — Yes Details →
0.4.0 08 May 2014 M1 — Yes Details →
0.3.1 04 May 2014 M1 — Yes Details →
0.3.0 04 May 2014 M1 — Yes Details →
0.2.2 02 May 2014 M1 — Yes Details →
0.2.1 01 May 2014 M1 — Yes Details →
0.2.0 29 Apr 2014 M1 — Yes Details →

The newest 120 of 128 versions Vulert tracks. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2026 1

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 1 of the 1 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for bn.js

The 1 most severe of 1 vulnerabilities recorded for this package

Search all 1 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
CVE-2026-2739: bn.js Infinite Loop Vulnerability 5.3 medium 5.2.3 20 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

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 bn.js

Is bn.js safe to use?

Vulert records 1 vulnerabilities for bn.js in npm: 0 critical, 0 high, 1 medium and 0 low. Every one of them has a published fix, so the practical answer is to run a supported release and keep it patched.

What is bn.js's Vulert package health score?

Vulert scores bn.js 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 bn.js affected?

No. 5.2.5, 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 bn.js should I use?

5.2.5 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 bn.js have?

1 vulnerability is recorded for bn.js in the npm ecosystem: 0 critical, 0 high, 1 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 bn.js vulnerabilities disclosed?

1 vulnerability was recorded for bn.js in the last 12 months, and the oldest entry in this database dates to 20 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 bn.js 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 bn.js for upcoming vulnerabilities?

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