Medium

RubyGems Cross-site Scripting vulnerability

  • Disclosed: 14.05.2022
  • Updated: 11.10.2026 12:21

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Cross Site Scripting (XSS) vulnerability in gem server display of homepage attribute that can result in XSS. This attack requires the victim to browse to a malicious gem on a vulnerable gem server. This vulnerability is fixed in 2.7.6.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) org.jruby:jruby-stdlib < 9.1.16.0 9.1.16.0

References

CVSS score 6.1/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE)
CWE-79
Platform
Java / Kotlin (Maven)
Package
org.jruby:jruby-stdlib
Disclosed
14.05.2022
Updated
11.10.2026 12:21

Sources and licenses

OSV / GitHub Advisory Database - GHSA-87qx-g5wg-mwmj - CC BY 4.0

Vulnerability history: org.jruby:jruby-stdlib

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
7
First → latest
05.2022 05.2022
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 1
  • High 3
  • Medium 3

Disclosures per year

  1. 2022: 7
  2. 2023: 0
  3. 2024: 0
  4. 2025: 0
  5. 2026: 0
  1. Medium · 5.5 CVE-2018-1000079 < 9.1.16.0 9.1.16.0
  2. High · 7.8 CVE-2018-1000074 < 9.1.16.0 9.1.16.0
  3. Critical · 9.8 CVE-2018-1000076 < 9.1.16.0 9.1.16.0
  4. RubyGems Cross-site Scripting vulnerability this entry
    Medium · 6.1 CVE-2018-1000078 < 9.1.16.0 9.1.16.0
  5. Medium · 5.3 CVE-2018-1000077 < 9.1.16.0 9.1.16.0
  6. High · 7.5 CVE-2018-1000075 < 9.1.16.0 9.1.16.0
  7. High · 7.5 CVE-2018-1000073 < 9.1.16.0 9.1.16.0

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