net/url: Incorrect parsing of IPv6 host literals in net/url

The Go standard library function net/url.Parse insufficiently validated the host/authority component and accepted some invalid URLs by effectively treating garbage before an IP-literal as ignorable. The function should have rejected this as invalid...

GO-2024-3098 The req library may send an unintended request when a malformed URL is provided in github.com/imroc/req

The req library is a widely used HTTP library in Go. However, it does not handle malformed URLs effectively. As a result, after parsing a malformed URL, the library may send HTTP requests to unexpected destinations, potentially leading to security vulnerabilities or unintended behavior in...

New 'ParseThru' Parameter Smuggling Vulnerability Affects Golang-based Applications

Security researchers have discovered a new vulnerability called ParseThru affecting Golang-based applications that could be abused to gain unauthorized access to cloud-based applications. "The newly discovered vulnerability allows a threat actor to bypass validations under certain conditions, as ...

golang: malformed hosts in URLs leads to authorization bypass

net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applications. This is related to a Host field with a suffix appearing in neither Hostname nor Port, and is related to a non-numeric port number. For example, an...