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Vulnerability Database · Debian · Package report

ruby-webrick: vulnerability history, versions and safety

ruby-webrick is a package in the Debian ecosystem. Vulert records 3 vulnerabilities for it across 3 releases, from Sep 2024 to Jul 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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3 vulnerabilities recorded U3
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3 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 02 Jul 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all ruby-webrick vulnerabilities

Vulert verdict on ruby-webrick i

Updated on 23 Oct 2026

Careful: 3 of the 3 vulnerabilities Vulert records for this package have no fix yet. Plan around those, or apply the workaround listed for each.

Long-term outlook: usable, but needs attention 3 vulnerabilities on record across 1 year, 1 in the last year.

What to do: Plan around the 3 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 3 over 1 year · 1 in the last year i
  • Latest disclosure 02 Jul 2026 i
  • Highest CVSS 5.9 i
  • With no published fix 3 i

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01 Versions

Which versions are affected

Every version Vulert holds for ruby-webrick, 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.

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Version Vulert vulnerabilities Fix published Details
1.9.2-1 U1 No Details →
1.9.1-1 U3 No Details →
1.8.1-1 U3 No Details →

Newest 3 of 3 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2024 1
  • 2025 1
  • 2026 1

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 1 of the 3 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for ruby-webrick

The 3 most severe of 3 vulnerabilities recorded for this package

Search all 3 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
HTTP Request Smuggling Vulnerability in Ruby WEBrick 5.9 medium No fix published 25 Jun 2025
HTTP Request Smuggling Vulnerability in ruby-webrick: CVE-2024-47220 N/A unrated No fix published 22 Sep 2024
Critical Request Smuggling Vulnerability in ruby-webrick Package N/A unrated No fix published 02 Jul 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 ruby-webrick

Is ruby-webrick safe to use?

Vulert records 3 vulnerabilities for ruby-webrick in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 3 not yet rated. 3 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does ruby-webrick have?

3 vulnerabilities are recorded for ruby-webrick in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 3 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 ruby-webrick vulnerabilities disclosed?

1 vulnerability was recorded for ruby-webrick in the last 12 months, and the oldest entry in this database dates to 22 Sep 2024. 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 ruby-webrick 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 ruby-webrick for upcoming vulnerabilities?

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