CVE-2015-7578 rails-html-sanitizer Cross-site Scripting vulnerability
Remote attackers can inject arbitrary web script or HTML via crafted tag attributes in the rails-html-sanitizer gem.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2015-7578?
CVE-2015-7578 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 Feb 2016. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cross-site scripting (XSS) vulnerability in the rails-html-sanitizer gem before 1.0.3 for Ruby on Rails 4.2.x and 5.x allows remote attackers to inject arbitrary web script or HTML via crafted tag attributes.
Weakness: CWE-79
Which versions are affected by CVE-2015-7578?
2 open source packages ship an affected version, including rails-html-sanitizer. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
rails-html-sanitizer RubyGems | All versions | 1.0.3 |
rails-html-sanitizer RubyGems | All versions | 1.0.3 |
Products include Rubyonrails Html Sanitizer.
How do I fix CVE-2015-7578?
Upgrade rails-html-sanitizer to 1.0.3 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2015-7578 being exploited?
There is no known exploitation of CVE-2015-7578 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2015-7578, GHSA-59c7-4xj2-hgvw.