Debian/ruby-css-parser: medium 5.8
css_parser is a Ruby CSS parser. Prior to 2.1.0 and 1.22.0, the CSS Parser gem does not validate HTTPS connections, allowing a Man-in-the-Middle (MITM) attacker to inject or modify CSS content when st
Action: Upgrade ruby-css-parser to 2.1.0-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.1.0-1 | - |
Fixed versions
| 2.1.0-1 |
Sources
- osv: DEBIAN-CVE-2026-44312#Debian:14/ruby-css-parser
- https://security-tracker.debian.org/tracker/CVE-2026-44312
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