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Vulnerability Database · Debian · Package report

rubygems: vulnerability history, versions and safety

rubygems is a package in the Debian ecosystem. Vulert records 18 vulnerabilities for it across 19 releases, from Oct 2013 to Aug 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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18 vulnerabilities recorded U18
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2 with no fix published

No patched version yet — these are the ones to plan around.

See the unfixed vulnerabilities →
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1 in the last 12 months

Most recent disclosure 29 Aug 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all rubygems vulnerabilities

Vulert verdict on rubygems i

Updated on 23 Oct 2026

Careful: 2 of the 18 vulnerabilities Vulert records for this package have no fix yet. Plan around those, or apply the workaround listed for each. The rest have a fixed version to move to.

Long-term outlook: usable, but needs attention 18 vulnerabilities on record across 12 years, 1 in the last year.

What to do: Plan around the 2 vulnerabilities with no published fix: each lists the affected range and any workaround that reduces exposure. No fix yet: Vulert alerts you the moment one is published. Monitor it with Vulert →

  • Vulnerabilities on record 18 over 12 years · 1 in the last year i
  • Latest disclosure 29 Aug 2026 i
  • Highest CVSS 9.8 i
  • With no published fix 2 i

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01 Versions

Which versions are affected

Every version Vulert holds for rubygems, newest first, with the vulnerabilities that name it. A version with a count of zero has no recorded vulnerabilities; open a version to see the vulnerabilities it is exposed to.

Newest 19 of 19 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2013 8
  • 2017 6
  • 2021 2
  • 2025 1
  • 2026 1

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 1 of the 18 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for rubygems

The 5 most severe of 18 vulnerabilities recorded for this package

Search all 18 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Remote Code Execution Vulnerability in RubyGems: YAML Deserialization Flaw 9.8 critical 3.2.0~rc.1-1 11 Oct 2017
Dependency Confusion Vulnerability in Rubygems: Risk of Rogue Gem Selection 8.8 high No fix published 29 Apr 2021
Path Containment Vulnerability in RubyGems: CVE-2026-82455 7.1 high No fix published 29 Aug 2026
Denial of Service Vulnerability in RubyGems - CVE-2013-4287 N/A unrated 3.2.0~rc.1-1 17 Oct 2013
Critical Vulnerability in RubyGems: HTTPS Redirection Flaw N/A unrated 1.8.24-1 01 Oct 2013

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 rubygems

Is rubygems safe to use?

Vulert records 18 vulnerabilities for rubygems in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 18 not yet rated. 2 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does rubygems have?

18 vulnerabilities are recorded for rubygems in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 18 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 rubygems vulnerabilities disclosed?

1 vulnerability was recorded for rubygems in the last 12 months, and the oldest entry in this database dates to 01 Oct 2013. 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 rubygems 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 rubygems for upcoming vulnerabilities?

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