Description
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 appear to be exploitable via the victim must browse to a malicious gem on a vulnerable gem server. This vulnerability appears to have been fixed in 2.7.6.
References (18)
Core 18
Core References
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4219
Vendor Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3621-1/
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:3729
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:3730
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2018:3731
Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4259
Vendor Advisory x_refsource_misc
http://blog.rubygems.org/2018/02/15/2.7.6-released.html
Patch, Third Party Advisory x_refsource_misc
https://github.com/rubygems/rubygems/commit/66a28b9275551384fdab45f3591a82d6b59952cb
Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2028
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2020:0542
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2020:0591
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2020:0663
Scores
CVSS v3
6.1
EPSS
0.0082
EPSS Percentile
74.5%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (4)
debian/debian_linux
7.0
org.jruby/jruby-stdlib
0 - 9.1.16.0Maven
rubygems/rubygems
< 2.2.9
rubygems/rubygems-update
0 - 2.7.6RubyGems
Published
Mar 13, 2018
Tracked Since
Feb 18, 2026