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redhat/rubygemsLast updated 18 August 2025

Risk 89
Severity
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Improper verification of signatures in tarball allows to install mis-signed gem when tarball contain multiple gem signatures.

Upstream fix:

https://github.com/rubygems/rubygems/commit/f5042b879259b1f1ce95a0c5082622c646376693

External References:

https://www.ruby-lang.org/en/news/2018/02/17/multiple-vulnerabilities-in-rubygems/

1 / 3
Source: Red Hat
First published (updated )
CVE-2018-1000076

redhat/rubygemsLast updated 18 August 2025

Risk 71
Severity
7.8
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Last updated 18 August 2025

1 / 3
Source: Ubuntu
First published (updated )
CVE-2018-1000074

redhat/rubyPath Traversal

Risk 45
Severity
7.5
Path Traversal
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Last updated 18 August 2025

1 / 3
Source: Ubuntu
First published (updated )
CVE-2018-1000073

redhat/rubygemsLast updated 18 August 2025

Risk 45
Severity
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Last updated 18 August 2025

1 / 3
Source: Ubuntu
First published (updated )
CVE-2018-1000075

redhat/rubygemsXSS

Risk 39
Severity
6.1
XSS
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Cross-site scripting vulnerability in homepage attribute when displayed via gem server was found.

Upstream fix:

https://github.com/rubygems/rubygems/commit/66a28b9275551384fdab45f3591a82d6b59952cb

External References:

https://www.ruby-lang.org/en/news/2018/02/17/multiple-vulnerabilities-in-rubygems/

1 / 3
Source: Red Hat
First published (updated )
CVE-2018-1000078

redhat/rubyPath Traversal

Risk 33
Severity
5.5
Path Traversal
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Last updated 18 August 2025

1 / 3
Source: Ubuntu
First published (updated )
CVE-2018-1000079

redhat/rubygemsInput Validation

Risk 28
Severity
5.3
Input Validation
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Last updated 18 August 2025

1 / 3
Source: Ubuntu
First published (updated )
CVE-2018-1000077

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