CVE-2017-20146

Improper access control in github.com/gorilla/handlers

Published Dec 27, 2022 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Usage of the CORS handler may apply improper CORS headers, allowing the requester to explicitly control the value of the Access-Control-Allow-Origin header, which bypasses the expected behavior of the Same Origin Policy.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2022-7663 Usage of the CORS handler may apply improper CORS headers, allowing the requester to explicitly control the value of the Access-Control-Allow-Origin header, which bypasses the expected behavior of the Same Origin Policy.
Github GHSA Github GHSA GHSA-jcr6-mmjj-pchw gorilla/handlers may allow requester to bypass expected behavior of the Same Origin Policy
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Go
Published
Updated
Apr 11, 2025, 11:02 PM
Reserved
Jul 29, 2022, 4:07 PM
Status
Modified
Published
Dec 27, 2022, 10:15 PM
Modified
Jun 17, 2026, 1:15 AM
Severity
Moderate
Public date
Dec 27, 2022, 12:00 AM