rails-html-sanitizer >= 1.0.3, < 1.4.4
is vulnerable to cross-site scripting via data URIs when used in combination with Loofah >= 2.1.0
.
Upgrade to rails-html-sanitizer >= 1.4.4
.
The maintainers have evaluated this as Medium Severity 6.1.
This vulnerability was independently reported by Maciej Piechota (@haqpl) and Mrinmoy Das (@goromlagche).
github.com/rails/rails-html-sanitizer
github.com/rails/rails-html-sanitizer/issues/135
github.com/rails/rails-html-sanitizer/security/advisories/GHSA-mcvf-2q2m-x72m
github.com/rubysec/ruby-advisory-db/blob/master/gems/rails-html-sanitizer/CVE-2022-23518.yml
github.com/w3c/svgwg/issues/266
hackerone.com/reports/1694173
lists.debian.org/debian-lts-announce/2023/09/msg00012.html
nvd.nist.gov/vuln/detail/CVE-2022-23518