CVE-2017-20146 - CVE House
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Status published Unknown CVE-2017-20146

Improper access control in github.com/gorilla/handlers

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Evan J Johnson

References

Affected Vendor

github.com/gorilla/handlers

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Affected Software

github.com/gorilla/handlers
Vulnerable Versions:
0

Timeline

Official Publish: December 27th, 2022
Last Modified: April 11th, 2025
Added to House: July 20th, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.