diff --git a/ctx_interface_gen.go b/ctx_interface_gen.go
index bd060f10d9d..413563e839f 100644
--- a/ctx_interface_gen.go
+++ b/ctx_interface_gen.go
@@ -374,7 +374,7 @@ type Ctx interface {
 	// If Config.TrustProxy false, it returns false.
 	// IsProxyTrusted can check remote ip by proxy ranges and ip map.
 	IsProxyTrusted() bool
-	// IsFromLocal will return true if request came from local.
+	// IsFromLocal will return true if request came from a loopback IP.
 	IsFromLocal() bool
 	// IsFromUnixSocket returns true if the request arrived over a Unix domain socket.
 	IsFromUnixSocket() bool
diff --git a/ctx_test.go b/ctx_test.go
index 23c6fd26ae8..2d465d48609 100644
--- a/ctx_test.go
+++ b/ctx_test.go
@@ -260,6 +260,31 @@ func Test_Ctx_HeaderHelpers(t *testing.T) {
 	require.False(t, c.HasHeader("X-Trace-Id"))
 }
 
+// go test -run Test_Ctx_FullURL_DoesNotAliasPooledBuffer
+func Test_Ctx_FullURL_DoesNotAliasPooledBuffer(t *testing.T) {
+	t.Parallel()
+
+	const bufferPoolReuseAttempts = 128
+
+	app := New()
+	c := app.AcquireCtx(&fasthttp.RequestCtx{})
+
+	c.Request().Header.SetHost("example.com")
+	c.Request().SetRequestURI("/search?q=fiber")
+
+	fullURL := c.FullURL()
+	require.Equal(t, "http://example.com/search?q=fiber", fullURL)
+
+	for range bufferPoolReuseAttempts {
+		buf := bytebufferpool.Get()
+		buf.Reset()
+		buf.WriteString("https://mutated.example/rewritten")
+		bytebufferpool.Put(buf)
+	}
+
+	require.Equal(t, "http://example.com/search?q=fiber", fullURL)
+}
+
 // go test -run Test_Ctx_TypedParsingDefaults
 func Test_Ctx_TypedParsingDefaults(t *testing.T) {
 	t.Parallel()
diff --git a/req.go b/req.go
index f01d38093da..d714b11a6a0 100644
--- a/req.go
+++ b/req.go
@@ -215,7 +215,7 @@ func (c *DefaultCtx) FullURL() string {
 	buf.WriteString(c.Host())
 	buf.WriteString(c.OriginalURL())
 
-	return c.app.toString(buf.Bytes())
+	return buf.String()
 }
 
 // UserAgent returns the User-Agent request header.
diff --git a/req_interface_gen.go b/req_interface_gen.go
index 828d0e9a54c..ee6e646a69e 100644
--- a/req_interface_gen.go
+++ b/req_interface_gen.go
@@ -185,7 +185,7 @@ type Req interface {
 	// If Config.TrustProxy false, it returns false.
 	// IsProxyTrusted can check remote ip by proxy ranges and ip map.
 	IsProxyTrusted() bool
-	// IsFromLocal will return true if request came from local.
+	// IsFromLocal will return true if request came from a loopback IP.
 	IsFromLocal() bool
 	// IsFromUnixSocket returns true if the request arrived over a Unix domain socket.
 	IsFromUnixSocket() bool