GHSA-mcvf-2q2m-x72m

Source

https://github.com/advisories/GHSA-mcvf-2q2m-x72m

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/12/GHSA-mcvf-2q2m-x72m/GHSA-mcvf-2q2m-x72m.json

Aliases

• CVE-2022-23518

Published

2022-12-13T17:45:39Z

Modified

2024-02-16T08:08:24.050963Z

Summary

Improper neutralization of data URIs may allow XSS in rails-html-sanitizer

Details

Summary

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.

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).

References

• https://github.com/rails/rails-html-sanitizer/security/advisories/GHSA-mcvf-2q2m-x72m
• https://nvd.nist.gov/vuln/detail/CVE-2022-23518
• https://github.com/rails/rails-html-sanitizer/issues/135
• https://github.com/w3c/svgwg/issues/266
• https://hackerone.com/reports/1694173
• https://github.com/rails/rails-html-sanitizer
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rails-html-sanitizer/CVE-2022-23518.yml
• https://lists.debian.org/debian-lts-announce/2023/09/msg00012.html