XSS in Rubyonrails HTML Sanitizer
CVE-2015-7579
Cross-site scripting (XSS) vulnerability in the rails-html-sanitizer gem 1.0.2 for Ruby on Rails 4.2.x and 5.x allows remote attackers to inject arbitrary web script or HTML via an HTML entity that is mishandled by the Rails::Html::FullSanitizer class.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.026 (84.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Rubyonrails HTML Sanitizer
- Rubyonrails Rails — versions 4.2.0, 4.2.1, 4.2.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/rails/rails-html-sanitizer/commit/49dfc1584c5b8e35a4ffabf8356ba3df02…
- groups.google.com/forum/message/raw (mailing-list)
- lists.fedoraproject.org/pipermail/package-announce/2016-February/178046.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html (vendor-advisory)
- www.securitytracker.com/id/1034816 (vdb-entry)
- www.openwall.com/lists/oss-security/2016/01/25/12 (mailing-list)
- lists.fedoraproject.org/pipermail/package-announce/2016-February/178064.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-02/msg00024.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-02/msg00014.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-7579?
- CVE-2015-7579 is a medium-severity vulnerability in Rubyonrails HTML Sanitizer, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-02-16.
- How severe is CVE-2015-7579?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2015-7579 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.