Executive brief
Insecure wildcard CORS policy in github.com/rs/cors
Affected products
- Go github.com/rs/cors
- Go github.com/gofiber/fiber/v2
Junglewise Threat Intelligence
CVE-2018-20744: GO-2023-1792 - Insecure wildcard CORS policy in github.com/rs/cors
CVE-2018-20744 · Severity: low · CVSS 3 · Published 2023-06-08
Technologies: github.com/rs/cors (Go), github.com/gofiber/fiber/v2 (Go). Vendors: Go.
Related threats
- Gofiber Fiber IP spoofing in BalancerForward proxy helper
- Go Fiber XSS in AutoFormat content negotiation
- GO-2026-4543 - Fiber has a Denial of Service Vulnerability via Route Parameter Overflow in github.com/gofiber/fiber
- GO-2026-4471 - Fiber has an insecure fallback in utils.UUIDv4() / utils.UUID() on crypto/rand failure in github.com/gofiber/fiber
- GO-2025-3845 - Fiber Crashes in BodyParser Due to Unvalidated Large Slice Index in Decoder in github.com/gofiber/fiber