Critical, CVSS 9.8GoPublished
gorilla/handlers may allow requester to bypass expected behavior of the Same Origin Policy
CVE-2017-20146 · GHSA-jcr6-mmjj-pchw
- Affected
- Go github.com/gorilla/handlers < 1.3.0
- Fixed in
- 1.3.0· Vendor fix available
- Issue
- 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.
Recommended action: Upgrade to 1.3.0 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.