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CVE-2018-11627 — Vulnerability in sinatra — CVE Details

MEDIUM

Sinatra Cross-site Scripting vulnerability

Published June 5, 2018Updated February 16, 2024Source: osv

Summary

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

Advisory Timeline

  • First published June 5, 2018 (3051 days ago).
  • Last revised February 16, 2024 — 2081 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Bundler
Update sinatra to 2.0.2 or later
gem install sinatra -v 2.0.2

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: rubygems (1).

PackageEcosystemAffectedFixed In
sinatra
rubygems
2.0.0, 2.0.1, 2.0.1.rc12.0.2

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-79
    Cross-site Scripting (XSS)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 6.1 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Frequently Asked Questions

What is CVE-2018-11627?
Sinatra Cross-site Scripting vulnerability This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 6.1/10).
How do I check if my project is affected by CVE-2018-11627?
CVE-2018-11627 affects sinatra. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2018-11627 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
6.1

Exploitation requires specific conditions or has limited impact. Remediate within weeks.

Also Known As

GHSA-mq35-wqvf-r23c

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