CVE-2026-55677

A flaw was found in Echo, a Go web framework. An attacker can exploit a disagreement in URL path decoding between the router and the static file handler. The router processes raw encoded paths, while the static file handler unescapes encoded forward slashes. This allows an attacker to bypass...

CVE-2026-55677 Echo: Encoded slash (%2F) bypasses route-level protection and exposes static files

Echo is a Go web framework. Prior to 4.15.3 and 5.2.0, Echo's router and static file handler disagree on URL path decoding. The router matches routes using the raw encoded path preserving %2F as-is, while StaticDirectoryHandler unescapes %2F to / before resolving filesystem paths. This allows an...

Iris 安全漏洞

Iris is an open-source fast, simple, yet fully functional and highly efficient Go web framework developed by DFIR-IRIS. Versions of Iris prior to 2.4.28 contained security vulnerabilities, which were caused by improper file upload validation. These vulnerabilities could lead to the hosting of...

Iris 安全漏洞

Iris is an open-source fast, simple, yet fully functional and highly efficient Go web framework developed by DFIR-IRIS. Versions of Iris prior to 2.4.28 contained security vulnerabilities, which were due to the possibility of redirecting users to malicious websites through abuse...