CVE-2026-44312
1 advisory.
RubyGems/css_parser CVE-2026-44312: medium 5.8
CSS Parser: Improper Certificate Validation allows MITM injection of remote CSS content
Action: Upgrade css_parser to 1.22.0 or later.
bundle update css_parserAffected
| introduced | fixed | last affected |
|---|---|---|
| 2.0.0 | 2.1.0 | - |
| 0 | 1.22.0 | - |
Fixed versions
| 2.1.0 | 1.22.0 |
Sources
- osv: GHSA-ff6c-w6qf-7xqc
- https://github.com/premailer/css_parser/security/advisories/GHSA-ff6c-w6qf-7xqc
- https://nvd.nist.gov/vuln/detail/CVE-2026-44312
- https://github.com/premailer/css_parser/issues/185
- https://github.com/premailer/css_parser/commit/35e689c904225add78e0c488cf04bad052666449
- https://github.com/premailer/css_parser/commit/e0c95d5abe91b237becb90ff316531a6547ada18
- https://github.com/premailer/css_parser
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/css_parser/CVE-2026-44312.yml
CVE-2026-44312 · published · modified · JSON