CVE-2018-1000078
MEDIUM6.1EPSS 0.82%RubyGems Cross-site Scripting vulnerability
Published: 5/14/2022Modified: 4/28/2026
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.
Affected packages (4)
- Debian/jrubyfrom 0, < 9.1.17.0-1
- Debian/rubygemsfrom 0, < 3.2.0~rc.1-1
- Maven/org.jruby:jruby-stdlibfrom 0, < 9.1.16.0
- RubyGems/rubygems-updatefrom 0, < 2.7.6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References (22)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2018-1000078
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2018-1000078
- WEBhttp://blog.rubygems.org/2018/02/15/2.7.6-released.html
- WEBhttp://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html
- WEBhttps://access.redhat.com/errata/RHSA-2018:3729
- WEBhttps://access.redhat.com/errata/RHSA-2018:3730
- WEBhttps://access.redhat.com/errata/RHSA-2018:3731
- WEBhttps://access.redhat.com/errata/RHSA-2019:2028
- WEBhttps://access.redhat.com/errata/RHSA-2020:0542
- WEBhttps://access.redhat.com/errata/RHSA-2020:0591
- WEBhttps://access.redhat.com/errata/RHSA-2020:0663
- WEBhttps://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7
- WEBhttps://github.com/rubygems/rubygems/commit/5971b486d4dbb2bad5d3445b3801c456eb0ce183
- WEBhttps://github.com/rubygems/rubygems/commit/66a28b9275551384fdab45f3591a82d6b59952cb
- WEBhttps://lists.debian.org/debian-lts-announce/2018/04/msg00000.html
- WEBhttps://lists.debian.org/debian-lts-announce/2018/04/msg00001.html
- WEBhttps://lists.debian.org/debian-lts-announce/2018/04/msg00023.html
- WEBhttps://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- WEBhttps://lists.debian.org/debian-lts-announce/2019/05/msg00028.html
- WEBhttps://usn.ubuntu.com/3621-1
- WEBhttps://www.debian.org/security/2018/dsa-4219
- WEBhttps://www.debian.org/security/2018/dsa-4259