CVE catalog
CVE-2018-3740
ruby-sanitize: CVE-2018-3740
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.47% · Oct 25, 2026
A specially crafted HTML fragment can cause Sanitize gem for Ruby to allow non-whitelisted attributes to be used on a whitelisted HTML element.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | ruby-sanitize | sid | 7.0.0-1 | fixed |
| Debian | ruby-sanitize | forky | 7.0.0-1 | fixed |
| Debian | ruby-sanitize | trixie | 7.0.0-1 | fixed |
| Debian | ruby-sanitize | bookworm | 6.0.0-1.1+deb12u1 | fixed |
| Debian | ruby-sanitize | bookworm-security | 6.0.0-1.1+deb12u1 | fixed |
| Ubuntu | ruby-sanitize | 16.04 | 2.1.0-1 | vulnerable |
| Ubuntu | ruby-sanitize | 16.04 | 2.1.0-2 | vulnerable |
| Ubuntu | ruby-sanitize | 16.04 | 2.1.0-2+deb9u1build0.16.04.1 | fixed |
| Ubuntu | ruby-sanitize | 18.04 | 2.1.0-2 | vulnerable |
| Ubuntu | ruby-sanitize | 18.04 | 2.1.0-2+deb9u1build0.18.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ruby-sanitize | source | sid | 4.6.6-1 | not yet assigned | Not reported | [893610] |
| Debian | ruby-sanitize | source | forky | 4.6.6-1 | not yet assigned | Not reported | [893610] |
| Debian | ruby-sanitize | source | trixie | 4.6.6-1 | not yet assigned | Not reported | [893610] |
| Debian | ruby-sanitize | source | bookworm | 4.6.6-1 | not yet assigned | Not reported | [893610] |
| Ubuntu | ruby-sanitize | deb | 16.04 | 2.1.0-2+deb9u1build0.16.04.1 | Not reported | UBUNTU-CVE-2018-3740 | Not reported |
| Ubuntu | ruby-sanitize | deb | 18.04 | 2.1.0-2+deb9u1build0.18.04.1 | Not reported | UBUNTU-CVE-2018-3740 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [ruby-sanitize]Fixed
Details (4)
6.0.0-1.1+deb12u1· all · bookwormFixed · Fixed:
4.6.6-1dsa · ruby-sanitize · debian · bookworm; dsa · ruby-sanitize · debian · 12
6.0.0-1.1+deb12u1· all · bookwormFixed · Fixed:
4.6.6-1dsa · ruby-sanitize · debian · bookworm; dsa · ruby-sanitize · debian · 12
6.0.0-1.1+deb12u1· all · bookworm-securityFixed · Fixed:
4.6.6-1dsa · ruby-sanitize · debian · bookworm; dsa · ruby-sanitize · debian · 12
6.0.0-1.1+deb12u1· all · bookworm-securityFixed · Fixed:
4.6.6-1dsa · ruby-sanitize · debian · bookworm; dsa · ruby-sanitize · debian · 12
[Debian 13 (Trixie)]
- [ruby-sanitize]Fixed
Details (2)
7.0.0-1· all · trixieFixed · Fixed:
4.6.6-1dsa · ruby-sanitize · debian · 13
7.0.0-1· all · trixieFixed · Fixed:
4.6.6-1dsa · ruby-sanitize · debian · 13
Observed: