CVE-2018-11627 — Cross-site Scripting in Sinatra

CWE-79 — Cross-site Scripting9 documents7 sources
Severity
6.1MEDIUMNVD
EPSS
0.4%
top 39.37%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Sinatrarb SinatraSinatraRedhat Cloudforms
Timeline
PublishedMay 31
Latest updateJun 5

Description

Sinatra before 2.0.2 has XSS via the 400 Bad Request page that occurs upon a params parser exception.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages3 packages

▶RubyGemssinatra/sinatra2.0.0 — 2.0.2
▶NVDsinatrarb/sinatra< 2.0.2
▶NVDredhat/cloudforms4.6, 4.7+1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

4
GHSA
Sinatra Cross-site Scripting vulnerability↗2018-06-05
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OSV
Sinatra Cross-site Scripting vulnerability↗2018-06-05
▶
CVEList
CVE-2018-11627: Sinatra before 2↗2018-05-31
▶
OSV
CVE-2018-11627: Sinatra before 2↗2018-05-31
▶

📋Vendor Advisories

2
Red Hat
rubygem-sinatra: XSS in the 400 Bad Request page↗2018-05-22
▶
Debian
CVE-2018-11627: ruby-sinatra - Sinatra before 2.0.2 has XSS via the 400 Bad Request page that occurs upon a par...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-11627 rubygem-sinatra: XSS in the 400 Bad Request page [fedora-all]↗2018-06-01
▶
Bugzilla
CVE-2018-11627 rubygem-sinatra: XSS in the 400 Bad Request page↗2018-06-01
▶
CVE-2018-11627 — Cross-site Scripting in Sinatra | cvebase