CVE-2022-23518
Improper neutralization of data URIs may allow XSS in rails-html-sanitizer
6.1
MEDIUM
CVSS 3.1
EPSS 0.87%
Description
rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Versions >= 1.0.3, < 1.4.4 are vulnerable to cross-site scripting via data URIs when used in combination with Loofah >= 2.1.0. This issue is patched in version 1.4.4.
How to fix CVE-2022-23518
To remediate CVE-2022-23518, upgrade the affected package to a fixed version below.
- —upgrade to 1.3.0-1+deb11u1 or later
- —upgrade to 1.4.4 or later
Is CVE-2022-23518 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.3.0-1+deb11u1
- >= 1.0.3, < 1.4.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |