diff --git a/go.mod b/go.mod
index 02720888da1..04e45a28144 100644
--- a/go.mod
+++ b/go.mod
@@ -9,7 +9,7 @@ require (
 	github.com/abema/go-mp4 v1.2.0
 	github.com/alecthomas/kong v0.9.0
 	github.com/bluenviron/gohlslib v1.3.1
-	github.com/bluenviron/gortsplib/v4 v4.8.2
+	github.com/bluenviron/gortsplib/v4 v4.8.3-0.20240503213951-d8936744aa22
 	github.com/bluenviron/mediacommon v1.9.3
 	github.com/datarhei/gosrt v0.6.0
 	github.com/fsnotify/fsnotify v1.7.0
@@ -24,7 +24,7 @@ require (
 	github.com/pion/interceptor v0.1.29
 	github.com/pion/logging v0.2.2
 	github.com/pion/rtcp v1.2.14
-	github.com/pion/rtp v1.8.6
+	github.com/pion/rtp v1.8.7-0.20240429002300-bc5124c9d0d0
 	github.com/pion/sdp/v3 v3.0.9
 	github.com/pion/webrtc/v3 v3.2.22
 	github.com/stretchr/testify v1.9.0
diff --git a/go.sum b/go.sum
index 304efaa9f90..a823c73b4bb 100644
--- a/go.sum
+++ b/go.sum
@@ -22,8 +22,8 @@ github.com/benburkert/openpgp v0.0.0-20160410205803-c2471f86866c h1:8XZeJrs4+ZYh
 github.com/benburkert/openpgp v0.0.0-20160410205803-c2471f86866c/go.mod h1:x1vxHcL/9AVzuk5HOloOEPrtJY0MaalYr78afXZ+pWI=
 github.com/bluenviron/gohlslib v1.3.1 h1:87JEFXWfvSlfwYBX6JSCxsu+fr4zuBgk82Y4qgx0g5E=
 github.com/bluenviron/gohlslib v1.3.1/go.mod h1:wD8ysO6HB90d17sxoIQXGHINo2KYj/mZirMnPtKLJZQ=
-github.com/bluenviron/gortsplib/v4 v4.8.2 h1:/26wbmRv05owUsn9sa1pAdgPAlpUpbnzgBnqs1ilwWE=
-github.com/bluenviron/gortsplib/v4 v4.8.2/go.mod h1:0NJSk7p8YV4zt1KdcaNwZ3CyXKAKrjUtavStCZaYjyw=
+github.com/bluenviron/gortsplib/v4 v4.8.3-0.20240503213951-d8936744aa22 h1:I/58+6Tpcm061fyARIt4k80WEyGOfwX4OLgbwO0lVFs=
+github.com/bluenviron/gortsplib/v4 v4.8.3-0.20240503213951-d8936744aa22/go.mod h1:WpYvpqPNJFQu0C6MVDFms2UCKFM/nGW1HvifYvLWWoA=
 github.com/bluenviron/mediacommon v1.9.3 h1:qpY7m26aXdTW9SgcOHLJXazd4Jr4rle6IH2RFuQkUvE=
 github.com/bluenviron/mediacommon v1.9.3/go.mod h1:0z/KHiSTlaAB8FoyW+mYulZRG70Kupcy/0yZZkgLe5M=
 github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
@@ -150,8 +150,8 @@ github.com/pion/rtcp v1.2.14 h1:KCkGV3vJ+4DAJmvP0vaQShsb0xkRfWkO540Gy102KyE=
 github.com/pion/rtcp v1.2.14/go.mod h1:sn6qjxvnwyAkkPzPULIbVqSKI5Dv54Rv7VG0kNxh9L4=
 github.com/pion/rtp v1.8.2/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU=
 github.com/pion/rtp v1.8.3/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU=
-github.com/pion/rtp v1.8.6 h1:MTmn/b0aWWsAzux2AmP8WGllusBVw4NPYPVFFd7jUPw=
-github.com/pion/rtp v1.8.6/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU=
+github.com/pion/rtp v1.8.7-0.20240429002300-bc5124c9d0d0 h1:yPAphilskTN7U3URvBVxlVr0PzheMeWqo7PaOqh//Hg=
+github.com/pion/rtp v1.8.7-0.20240429002300-bc5124c9d0d0/go.mod h1:pBGHaFt/yW7bf1jjWAoUjpSNoDnw98KTMg+jWWvziqU=
 github.com/pion/sctp v1.8.5/go.mod h1:SUFFfDpViyKejTAdwD1d/HQsCu+V/40cCs2nZIvC3s0=
 github.com/pion/sctp v1.8.8 h1:5EdnnKI4gpyR1a1TwbiS/wxEgcUWBHsc7ILAjARJB+U=
 github.com/pion/sctp v1.8.8/go.mod h1:igF9nZBrjh5AtmKc7U30jXltsFHicFCXSmWA2GWRaWs=
diff --git a/internal/auth/manager.go b/internal/auth/manager.go
index f43f51886b5..7a29bb638bd 100644
--- a/internal/auth/manager.go
+++ b/internal/auth/manager.go
@@ -56,7 +56,6 @@ type Request struct {
 	ID          *uuid.UUID
 	Query       string
 	RTSPRequest *base.Request
-	RTSPBaseURL *base.URL
 	RTSPNonce   string
 }
 
@@ -111,7 +110,7 @@ type Manager struct {
 	HTTPExclude     []conf.AuthInternalUserPermission
 	JWTJWKS         string
 	ReadTimeout     time.Duration
-	RTSPAuthMethods []headers.AuthMethod
+	RTSPAuthMethods []auth.ValidateMethod
 
 	mutex          sync.RWMutex
 	jwtHTTPClient  *http.Client
@@ -138,19 +137,15 @@ func (m *Manager) Authenticate(req *Request) error {
 func (m *Manager) authenticateInner(req *Request) error {
 	// if this is a RTSP request, fill username and password
 	var rtspAuthHeader headers.Authorization
+
 	if req.RTSPRequest != nil {
 		err := rtspAuthHeader.Unmarshal(req.RTSPRequest.Header["Authorization"])
 		if err == nil {
-			switch rtspAuthHeader.Method {
-			case headers.AuthBasic:
+			if rtspAuthHeader.Method == headers.AuthMethodBasic {
 				req.User = rtspAuthHeader.BasicUser
 				req.Pass = rtspAuthHeader.BasicPass
-
-			case headers.AuthDigestMD5:
+			} else { // digest
 				req.User = rtspAuthHeader.Username
-
-			default:
-				return fmt.Errorf("unsupported RTSP authentication method")
 			}
 		}
 	}
@@ -198,12 +193,11 @@ func (m *Manager) authenticateWithUser(
 	}
 
 	if u.User != "any" {
-		if req.RTSPRequest != nil && rtspAuthHeader.Method == headers.AuthDigestMD5 {
+		if req.RTSPRequest != nil && rtspAuthHeader.Method == headers.AuthMethodDigest {
 			err := auth.Validate(
 				req.RTSPRequest,
 				string(u.User),
 				string(u.Pass),
-				req.RTSPBaseURL,
 				m.RTSPAuthMethods,
 				rtspAuthRealm,
 				req.RTSPNonce)
diff --git a/internal/auth/manager_test.go b/internal/auth/manager_test.go
index 764605e573f..9afcaeadfbe 100644
--- a/internal/auth/manager_test.go
+++ b/internal/auth/manager_test.go
@@ -13,7 +13,6 @@ import (
 	"github.com/MicahParks/jwkset"
 	"github.com/bluenviron/gortsplib/v4/pkg/auth"
 	"github.com/bluenviron/gortsplib/v4/pkg/base"
-	"github.com/bluenviron/gortsplib/v4/pkg/headers"
 	"github.com/bluenviron/mediamtx/internal/conf"
 	"github.com/golang-jwt/jwt/v5"
 	"github.com/stretchr/testify/require"
@@ -157,14 +156,14 @@ func TestAuthInternalRTSPDigest(t *testing.T) {
 			},
 		},
 		HTTPAddress:     "",
-		RTSPAuthMethods: []headers.AuthMethod{headers.AuthDigestMD5},
+		RTSPAuthMethods: []auth.ValidateMethod{auth.ValidateMethodDigestMD5},
 	}
 
 	u, err := base.ParseURL("rtsp://127.0.0.1:8554/mypath")
 	require.NoError(t, err)
 
 	s, err := auth.NewSender(
-		auth.GenerateWWWAuthenticate([]headers.AuthMethod{headers.AuthDigestMD5}, "IPCAM", "mynonce"),
+		auth.GenerateWWWAuthenticate([]auth.ValidateMethod{auth.ValidateMethodDigestMD5}, "IPCAM", "mynonce"),
 		"myuser",
 		"mypass",
 	)
diff --git a/internal/conf/conf.go b/internal/conf/conf.go
index 36a709e6ab4..d4d2923c743 100644
--- a/internal/conf/conf.go
+++ b/internal/conf/conf.go
@@ -15,7 +15,7 @@ import (
 
 	"github.com/bluenviron/gohlslib"
 	"github.com/bluenviron/gortsplib/v4"
-	"github.com/bluenviron/gortsplib/v4/pkg/headers"
+	"github.com/bluenviron/gortsplib/v4/pkg/auth"
 
 	"github.com/bluenviron/mediamtx/internal/conf/decrypt"
 	"github.com/bluenviron/mediamtx/internal/conf/env"
@@ -47,7 +47,7 @@ func firstThatExists(paths []string) string {
 	return ""
 }
 
-func contains(list []headers.AuthMethod, item headers.AuthMethod) bool {
+func contains(list []auth.ValidateMethod, item auth.ValidateMethod) bool {
 	for _, i := range list {
 		if i == item {
 			return true
@@ -357,7 +357,7 @@ func (conf *Conf) setDefaults() {
 	conf.MulticastRTCPPort = 8003
 	conf.ServerKey = "server.key"
 	conf.ServerCert = "server.crt"
-	conf.RTSPAuthMethods = RTSPAuthMethods{headers.AuthBasic}
+	conf.RTSPAuthMethods = RTSPAuthMethods{auth.ValidateMethodBasic}
 
 	// RTMP server
 	conf.RTMP = true
@@ -574,7 +574,7 @@ func (conf *Conf) Validate() error {
 	if conf.AuthMethods != nil {
 		conf.RTSPAuthMethods = *conf.AuthMethods
 	}
-	if contains(conf.RTSPAuthMethods, headers.AuthDigestMD5) {
+	if contains(conf.RTSPAuthMethods, auth.ValidateMethodDigestMD5) {
 		if conf.AuthMethod != AuthMethodInternal {
 			return fmt.Errorf("when RTSP digest is enabled, the only supported auth method is 'internal'")
 		}
diff --git a/internal/conf/rtsp_auth_methods.go b/internal/conf/rtsp_auth_methods.go
index c77f9fc3e93..3ef676dd096 100644
--- a/internal/conf/rtsp_auth_methods.go
+++ b/internal/conf/rtsp_auth_methods.go
@@ -6,11 +6,11 @@ import (
 	"sort"
 	"strings"
 
-	"github.com/bluenviron/gortsplib/v4/pkg/headers"
+	"github.com/bluenviron/gortsplib/v4/pkg/auth"
 )
 
 // RTSPAuthMethods is the rtspAuthMethods parameter.
-type RTSPAuthMethods []headers.AuthMethod
+type RTSPAuthMethods []auth.ValidateMethod
 
 // MarshalJSON implements json.Marshaler.
 func (d RTSPAuthMethods) MarshalJSON() ([]byte, error) {
@@ -18,7 +18,7 @@ func (d RTSPAuthMethods) MarshalJSON() ([]byte, error) {
 
 	for i, v := range d {
 		switch v {
-		case headers.AuthBasic:
+		case auth.ValidateMethodBasic:
 			out[i] = "basic"
 
 		default:
@@ -43,10 +43,10 @@ func (d *RTSPAuthMethods) UnmarshalJSON(b []byte) error {
 	for _, v := range in {
 		switch v {
 		case "basic":
-			*d = append(*d, headers.AuthBasic)
+			*d = append(*d, auth.ValidateMethodBasic)
 
 		case "digest":
-			*d = append(*d, headers.AuthDigestMD5)
+			*d = append(*d, auth.ValidateMethodDigestMD5)
 
 		default:
 			return fmt.Errorf("invalid authentication method: '%s'", v)
diff --git a/internal/defs/path.go b/internal/defs/path.go
index d5ee377b491..fa56a791836 100644
--- a/internal/defs/path.go
+++ b/internal/defs/path.go
@@ -49,7 +49,6 @@ type PathAccessRequest struct {
 	Proto       auth.Protocol
 	ID          *uuid.UUID
 	RTSPRequest *base.Request
-	RTSPBaseURL *base.URL
 	RTSPNonce   string
 }
 
@@ -70,7 +69,6 @@ func (r *PathAccessRequest) ToAuthRequest() *auth.Request {
 		ID:          r.ID,
 		Query:       r.Query,
 		RTSPRequest: r.RTSPRequest,
-		RTSPBaseURL: r.RTSPBaseURL,
 		RTSPNonce:   r.RTSPNonce,
 	}
 }
diff --git a/internal/servers/rtsp/conn.go b/internal/servers/rtsp/conn.go
index daed394ef41..25843eabca4 100644
--- a/internal/servers/rtsp/conn.go
+++ b/internal/servers/rtsp/conn.go
@@ -9,7 +9,6 @@ import (
 	"github.com/bluenviron/gortsplib/v4"
 	rtspauth "github.com/bluenviron/gortsplib/v4/pkg/auth"
 	"github.com/bluenviron/gortsplib/v4/pkg/base"
-	"github.com/bluenviron/gortsplib/v4/pkg/headers"
 	"github.com/google/uuid"
 
 	"github.com/bluenviron/mediamtx/internal/auth"
@@ -27,7 +26,7 @@ const (
 type conn struct {
 	isTLS               bool
 	rtspAddress         string
-	authMethods         []headers.AuthMethod
+	authMethods         []rtspauth.ValidateMethod
 	readTimeout         conf.StringDuration
 	runOnConnect        string
 	runOnConnectRestart bool
diff --git a/internal/servers/rtsp/server.go b/internal/servers/rtsp/server.go
index 6e41ef009fa..db0f1b4612c 100644
--- a/internal/servers/rtsp/server.go
+++ b/internal/servers/rtsp/server.go
@@ -12,8 +12,8 @@ import (
 	"time"
 
 	"github.com/bluenviron/gortsplib/v4"
+	"github.com/bluenviron/gortsplib/v4/pkg/auth"
 	"github.com/bluenviron/gortsplib/v4/pkg/base"
-	"github.com/bluenviron/gortsplib/v4/pkg/headers"
 	"github.com/bluenviron/gortsplib/v4/pkg/liberrors"
 	"github.com/google/uuid"
 
@@ -59,7 +59,7 @@ type serverParent interface {
 // Server is a RTSP server.
 type Server struct {
 	Address             string
-	AuthMethods         []headers.AuthMethod
+	AuthMethods         []auth.ValidateMethod
 	ReadTimeout         conf.StringDuration
 	WriteTimeout        conf.StringDuration
 	WriteQueueSize      int
diff --git a/internal/servers/rtsp/server_test.go b/internal/servers/rtsp/server_test.go
index e256fada170..78f65fa5a33 100644
--- a/internal/servers/rtsp/server_test.go
+++ b/internal/servers/rtsp/server_test.go
@@ -5,10 +5,10 @@ import (
 	"time"
 
 	"github.com/bluenviron/gortsplib/v4"
+	"github.com/bluenviron/gortsplib/v4/pkg/auth"
 	"github.com/bluenviron/gortsplib/v4/pkg/base"
 	"github.com/bluenviron/gortsplib/v4/pkg/description"
 	"github.com/bluenviron/gortsplib/v4/pkg/format"
-	"github.com/bluenviron/gortsplib/v4/pkg/headers"
 	"github.com/bluenviron/mediamtx/internal/asyncwriter"
 	"github.com/bluenviron/mediamtx/internal/conf"
 	"github.com/bluenviron/mediamtx/internal/defs"
@@ -93,7 +93,7 @@ func TestServerPublish(t *testing.T) {
 
 	s := &Server{
 		Address:             "127.0.0.1:8557",
-		AuthMethods:         []headers.AuthMethod{headers.AuthBasic},
+		AuthMethods:         []auth.ValidateMethod{auth.ValidateMethodBasic},
 		ReadTimeout:         conf.StringDuration(10 * time.Second),
 		WriteTimeout:        conf.StringDuration(10 * time.Second),
 		WriteQueueSize:      512,
@@ -184,7 +184,7 @@ func TestServerRead(t *testing.T) {
 
 	s := &Server{
 		Address:             "127.0.0.1:8557",
-		AuthMethods:         []headers.AuthMethod{headers.AuthBasic},
+		AuthMethods:         []auth.ValidateMethod{auth.ValidateMethodBasic},
 		ReadTimeout:         conf.StringDuration(10 * time.Second),
 		WriteTimeout:        conf.StringDuration(10 * time.Second),
 		WriteQueueSize:      512,
diff --git a/internal/servers/rtsp/session.go b/internal/servers/rtsp/session.go
index 69a31c3a246..a3e7a90238f 100644
--- a/internal/servers/rtsp/session.go
+++ b/internal/servers/rtsp/session.go
@@ -121,7 +121,6 @@ func (s *session) onAnnounce(c *conn, ctx *gortsplib.ServerHandlerOnAnnounceCtx)
 			Proto:       auth.ProtocolRTSP,
 			ID:          &c.uuid,
 			RTSPRequest: ctx.Request,
-			RTSPBaseURL: nil,
 			RTSPNonce:   c.authNonce,
 		},
 	})
@@ -173,19 +172,6 @@ func (s *session) onSetup(c *conn, ctx *gortsplib.ServerHandlerOnSetupCtx,
 
 	switch s.rsession.State() {
 	case gortsplib.ServerSessionStateInitial, gortsplib.ServerSessionStatePrePlay: // play
-		baseURL := &base.URL{
-			Scheme:   ctx.Request.URL.Scheme,
-			Host:     ctx.Request.URL.Host,
-			Path:     ctx.Path,
-			RawQuery: ctx.Query,
-		}
-
-		if ctx.Query != "" {
-			baseURL.RawQuery += "/"
-		} else {
-			baseURL.Path += "/"
-		}
-
 		if c.authNonce == "" {
 			var err error
 			c.authNonce, err = rtspauth.GenerateNonce()
@@ -205,7 +191,6 @@ func (s *session) onSetup(c *conn, ctx *gortsplib.ServerHandlerOnSetupCtx,
 				Proto:       auth.ProtocolRTSP,
 				ID:          &c.uuid,
 				RTSPRequest: ctx.Request,
-				RTSPBaseURL: baseURL,
 				RTSPNonce:   c.authNonce,
 			},
 		})
diff --git a/internal/staticsources/rtsp/source_test.go b/internal/staticsources/rtsp/source_test.go
index 51e863c2e13..91b5ae7ee4e 100644
--- a/internal/staticsources/rtsp/source_test.go
+++ b/internal/staticsources/rtsp/source_test.go
@@ -55,7 +55,7 @@ func TestSource(t *testing.T) {
 				Handler: &testServer{
 					onDescribe: func(ctx *gortsplib.ServerHandlerOnDescribeCtx,
 					) (*base.Response, *gortsplib.ServerStream, error) {
-						err2 := auth.Validate(ctx.Request, "testuser", "testpass", nil, nil, "IPCAM", nonce)
+						err2 := auth.Validate(ctx.Request, "testuser", "testpass", nil, "IPCAM", nonce)
 						if err2 != nil {
 							return &base.Response{ //nolint:nilerr
 								StatusCode: base.StatusUnauthorized,
@@ -184,7 +184,7 @@ func TestRTSPSourceNoPassword(t *testing.T) {
 	s := gortsplib.Server{
 		Handler: &testServer{
 			onDescribe: func(ctx *gortsplib.ServerHandlerOnDescribeCtx) (*base.Response, *gortsplib.ServerStream, error) {
-				err2 := auth.Validate(ctx.Request, "testuser", "", nil, nil, "IPCAM", nonce)
+				err2 := auth.Validate(ctx.Request, "testuser", "", nil, "IPCAM", nonce)
 				if err2 != nil {
 					return &base.Response{ //nolint:nilerr
 						StatusCode: base.StatusUnauthorized,