GitHub Advisoryadvisory · RubyGems
GHSA-mcvf-2q2m-x72m Improper neutralization of data URIs may allow XSS in rails-html-sanitizer
MEDIUM
Official page ↗
- Aliases
- CVE-2022-23518
- Ecosystem
- RubyGems
- Packages
- rails-html-sanitizer
- Severity
- Moderate
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79
- Reviewed
- 2022-12-13
Affected packages
• RubyGems rails-html-sanitizer: >= 1.0.3, < 1.4.4 → fixed in 1.4.4
Description
Summary
rails-html-sanitizer `>= 1.0.3, = 2.1.0`.
Mitigation
Upgrade to rails-html-sanitizer `>= 1.4.4`.
Severity
The maintainers have evaluated this as Medium Severity 6.1.
References
• CWE - CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (4.9)
• SVG MIME Type (image/svg+xml) is misleading to developers · Issue #266 · w3c/svgwg
• https://github.com/rails/rails-html-sanitizer/issues/135
• https://hackerone.com/reports/1694173
Credit
This vulnerability was independently reported by Maciej Piechota (@haqpl) and Mrinmoy Das (@goromlagche).
Related
Alias · CVE (1)
- CVE-2022-23518 rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. vulnerability
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- https://github.com/rails/rails-html-sanitizer/security/advisories/GHSA-mcvf-2q2m-x72m web
- https://nvd.nist.gov/vuln/detail/CVE-2022-23518 advisory
- https://github.com/rails/rails-html-sanitizer/issues/135 web
- https://github.com/w3c/svgwg/issues/266 web
- https://hackerone.com/reports/1694173 web
- https://github.com/rails/rails-html-sanitizer package
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rails-html-sanitizer/CVE-2022-23518.yml web
- https://lists.debian.org/debian-lts-announce/2023/09/msg00012.html web
- https://lists.debian.org/debian-lts-announce/2024/09/msg00045.html web