CVE-2018-11627
Sinatra Cross-site Scripting vulnerability
6.1
MEDIUM
CVSS 3.1
EPSS 2.2%
Description
Sinatra before 2.0.2 has XSS via the 400 Bad Request page that occurs upon a params parser exception.
How to fix CVE-2018-11627
To remediate CVE-2018-11627, upgrade the affected package to a fixed version below.
- RubyGems/sinatra—upgrade to 2.0.2 or later
Is CVE-2018-11627 being exploited?
Low — EPSS is 2.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2.0.0, < 2.0.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |