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Vulnerability Database · npm · Package report

mustache: vulnerability history, versions and safety

mustache is a package in the npm ecosystem. Vulert records 2 vulnerabilities for it across 21 releases, from Oct 2017 to Oct 2018. 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 H1 M1
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0 with no fix published

Every vulnerability has a patched version to move to.

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0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all mustache vulnerabilities

Vulert verdict on mustache 4.2.0 i

Updated on 23 Oct 2026

Good news: 4.2.0, the version you would install today, has no known vulnerabilities. Older releases do — the table below lists all 2.

Package health score 72/100
  • Security Minor issues
  • Maintenance Slowing
  • Popularity Key ecosystem project
  • Community Quiet

What to do: Stay on 4.2.0 or newer. This can change: a vulnerability disclosed tomorrow can affect 4.2.0 too — Vulert watches the package and alerts you if that happens. Monitor it with Vulert →

  • Current release 4.2.0 — unaffected i
  • Vulnerabilities on record 2 over 1 year · 0 in the last year i
  • Latest disclosure 09 Oct 2018 i
  • Highest CVSS 6.1 i
  • With no published fix 0 i
  • Depended on by 15,866 packages i
  • Stars 16,723 i
  • OpenSSF scorecard 2/10 i
  • Last release 66 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.

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01 Versions

Which versions are affected

Every version Vulert tracks for mustache, 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
4.2.0 28 Mar 2021 none MIT — Details →
4.2.0-beta.0 14 Mar 2021 none MIT — Details →
4.1.1-beta.0 22 Feb 2021 none MIT — Details →
4.1.0 05 Dec 2020 none MIT — Details →
4.0.1 15 Mar 2020 none MIT — Details →
4.0.0 16 Jan 2020 none MIT — Details →
3.2.1 30 Dec 2019 none MIT — Details →
3.2.0 18 Dec 2019 none MIT — Details →
3.2.0-beta.0 07 Dec 2019 none MIT — Details →
3.1.0 13 Sep 2019 none MIT — Details →
3.0.3 27 Aug 2019 none MIT — Details →
3.0.2 21 Aug 2019 none MIT — Details →
3.0.1 11 Nov 2018 none MIT — Details →
3.0.0 16 Sep 2018 none MIT — Details →
2.3.2 17 Aug 2018 none MIT — Details →
2.3.1 07 Aug 2018 none MIT — Details →
2.3.0 08 Nov 2016 none MIT — Details →
2.2.1 13 Dec 2015 none MIT — Details →
2.2.0 15 Oct 2015 H1 M1 MIT Yes Details →
2.1.3 23 Jul 2015 H1 M1 MIT Yes Details →
2.1.2 17 Jun 2015 H1 M1 MIT Yes Details →
2.1.1 11 Jun 2015 H1 M1 MIT Yes Details →
2.1.0 04 Jun 2015 H1 M1 MIT Yes Details →
2.0.0 27 Mar 2015 H1 M1 MIT Yes Details →
1.2.0 24 Mar 2015 H1 M1 MIT Yes Details →
1.1.0 18 Feb 2015 H1 M1 MIT Yes Details →
1.0.0 20 Dec 2014 H1 M1 MIT Yes Details →
0.8.2 13 Jun 2014 H1 M1 MIT Yes Details →
0.8.1 03 Jan 2014 H1 M1 MIT Yes Details →
0.8.0 02 Dec 2013 H1 M1 MIT Yes Details →
0.7.3 05 Nov 2013 H1 M1 MIT Yes Details →
0.7.2 27 Dec 2012 H1 M1 MIT Yes Details →
0.7.1 06 Dec 2012 H1 M1 MIT Yes Details →
0.7.0 10 Sep 2012 H1 M1 MIT Yes Details →
0.6.0 31 Aug 2012 H1 M1 MIT Yes Details →
0.5.2 02 Aug 2012 H1 M1 MIT Yes Details →
0.5.1-dev 02 Aug 2012 H1 M1 MIT Yes Details →
0.3.1-dev 09 Jan 2012 H1 M1 MIT Yes Details →
0.4.0 09 Jan 2012 H1 M1 MIT Yes Details →

All 39 versions Vulert tracks for this package. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2017 1
  • 2018 1

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 mustache

The 2 most severe of 2 vulnerabilities recorded for this package

Search all 2 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
CVE-2015-8862: Cross-Site Scripting in mustache 6.1 high 2.2.1 24 Oct 2017
Cross-Site Scripting (XSS) Vulnerability in mustache N/A medium 2.2.1 09 Oct 2018

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 mustache

Is mustache safe to use?

Vulert records 2 vulnerabilities for mustache in npm: 0 critical, 1 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 mustache's Vulert package health score?

Vulert scores mustache 72/100, 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 mustache affected?

No. 4.2.0, 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 mustache should I use?

4.2.0 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 mustache have?

2 vulnerabilities are recorded for mustache in the npm ecosystem: 0 critical, 1 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 mustache vulnerabilities disclosed?

0 vulnerabilities were recorded for mustache in the last 12 months, and the oldest entry in this database dates to 24 Oct 2017. 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 mustache 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 mustache for upcoming vulnerabilities?

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