diff --git a/go.mod b/go.mod
index eee9cf6ef9..fa189f6e17 100644
--- a/go.mod
+++ b/go.mod
@@ -11,7 +11,7 @@ require (
 	github.com/shurcooL/githubv4 v0.0.0-20221126192849-0b5c4c7994eb
 	github.com/stretchr/testify v1.8.4
 	golang.org/x/crypto v0.18.0
-	golang.org/x/oauth2 v0.15.0
+	golang.org/x/oauth2 v0.16.0
 	gopkg.in/square/go-jose.v2 v2.6.0
 )
 
@@ -196,7 +196,7 @@ require (
 	go.opencensus.io v0.24.0 // indirect
 	golang.org/x/exp/typeparams v0.0.0-20220827204233-334a2380cb91 // indirect
 	golang.org/x/mod v0.8.0 // indirect
-	golang.org/x/net v0.19.0 // indirect
+	golang.org/x/net v0.20.0 // indirect
 	golang.org/x/sync v0.2.0 // indirect
 	golang.org/x/sys v0.16.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
diff --git a/go.sum b/go.sum
index 095a266f5d..b3dd3f3ba0 100644
--- a/go.sum
+++ b/go.sum
@@ -1736,7 +1736,6 @@ golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0
 golang.org/x/crypto v0.1.0/go.mod h1:RecgLatLF4+eUMCP1PoPZQb+cVrJcOPbHkTkbkB9sbw=
 golang.org/x/crypto v0.7.0/go.mod h1:pYwdfH91IfpZVANVyUOhSIPZaFoJGxTFbZhFTx+dXZU=
 golang.org/x/crypto v0.9.0/go.mod h1:yrmDGqONDYtNj3tH8X9dzUun2m2lzPa9ngI6/RUPGR0=
-golang.org/x/crypto v0.16.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
 golang.org/x/crypto v0.18.0 h1:PGVlW0xEltQnzFZ55hkuX5+KLyrMYhHld1YHO4AKcdc=
 golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg=
 golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -1885,8 +1884,8 @@ golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
 golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
 golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
-golang.org/x/net v0.19.0 h1:zTwKpTd2XuCqf8huc7Fo2iSy+4RHPd10s4KzeTnVr1c=
-golang.org/x/net v0.19.0/go.mod h1:CfAk/cbD4CthTvqiEl8NpboMuiuOYsAr/7NOjZJtv1U=
+golang.org/x/net v0.20.0 h1:aCL9BSgETF1k+blQaYUBx9hJ9LOGP3gAVemcZlf1Kpo=
+golang.org/x/net v0.20.0/go.mod h1:z8BVo6PvndSri0LbOE3hAn0apkU+1YvI6E70E9jsnvY=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -1918,8 +1917,8 @@ golang.org/x/oauth2 v0.5.0/go.mod h1:9/XBHVqLaWO3/BRHs5jbpYCnOZVjj5V0ndyaAM7KB4I
 golang.org/x/oauth2 v0.6.0/go.mod h1:ycmewcwgD4Rpr3eZJLSB4Kyyljb3qDh40vJ8STE5HKw=
 golang.org/x/oauth2 v0.7.0/go.mod h1:hPLQkd9LyjfXTiRohC/41GhcFqxisoUQ99sCUOHO9x4=
 golang.org/x/oauth2 v0.8.0/go.mod h1:yr7u4HXZRm1R1kBWqr/xKNqewf0plRYoB7sla+BCIXE=
-golang.org/x/oauth2 v0.15.0 h1:s8pnnxNVzjWyrvYdFUQq5llS1PX2zhPXmccZv99h7uQ=
-golang.org/x/oauth2 v0.15.0/go.mod h1:q48ptWNTY5XWf+JNten23lcvHpLJ0ZSxF5ttTHKVCAM=
+golang.org/x/oauth2 v0.16.0 h1:aDkGMBSYxElaoP81NpoUoz2oo2R2wHdZpGToUxfyQrQ=
+golang.org/x/oauth2 v0.16.0/go.mod h1:hqZ+0LWXsiVoZpeld6jVt06P3adbS2Uu911W1SsJv2o=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -2052,7 +2051,6 @@ golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
 golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
@@ -2066,7 +2064,6 @@ golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/term v0.6.0/go.mod h1:m6U89DPEgQRMq3DNkDClhWw02AUbt2daBVO4cn4Hv9U=
 golang.org/x/term v0.7.0/go.mod h1:P32HKFT3hSsZrRxla30E9HqToFYAQPCMs/zFMBUFqPY=
 golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
-golang.org/x/term v0.15.0/go.mod h1:BDl952bC7+uMoWR75FIrCDx79TPU9oHkTZ9yRbYOrX0=
 golang.org/x/term v0.16.0 h1:m+B6fahuftsE9qjo0VWp2FW0mB3MTJvR0BaMQrq0pmE=
 golang.org/x/term v0.16.0/go.mod h1:yn7UURbUtPyrVJPGPq404EukNFxcm/foM+bV/bfcDsY=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
diff --git a/vendor/golang.org/x/oauth2/google/default.go b/vendor/golang.org/x/oauth2/google/default.go
index 12b12a30c5..02ccd08a77 100644
--- a/vendor/golang.org/x/oauth2/google/default.go
+++ b/vendor/golang.org/x/oauth2/google/default.go
@@ -12,6 +12,7 @@ import (
 	"os"
 	"path/filepath"
 	"runtime"
+	"sync"
 	"time"
 
 	"cloud.google.com/go/compute/metadata"
@@ -41,12 +42,20 @@ type Credentials struct {
 	// running on Google Cloud Platform.
 	JSON []byte
 
+	udMu sync.Mutex // guards universeDomain
 	// universeDomain is the default service domain for a given Cloud universe.
 	universeDomain string
 }
 
 // UniverseDomain returns the default service domain for a given Cloud universe.
+//
 // The default value is "googleapis.com".
+//
+// Deprecated: Use instead (*Credentials).GetUniverseDomain(), which supports
+// obtaining the universe domain when authenticating via the GCE metadata server.
+// Unlike GetUniverseDomain, this method, UniverseDomain, will always return the
+// default value when authenticating via the GCE metadata server.
+// See also [The attached service account](https://cloud.google.com/docs/authentication/application-default-credentials#attached-sa).
 func (c *Credentials) UniverseDomain() string {
 	if c.universeDomain == "" {
 		return universeDomainDefault
@@ -54,6 +63,55 @@ func (c *Credentials) UniverseDomain() string {
 	return c.universeDomain
 }
 
+// GetUniverseDomain returns the default service domain for a given Cloud
+// universe.
+//
+// The default value is "googleapis.com".
+//
+// It obtains the universe domain from the attached service account on GCE when
+// authenticating via the GCE metadata server. See also [The attached service
+// account](https://cloud.google.com/docs/authentication/application-default-credentials#attached-sa).
+// If the GCE metadata server returns a 404 error, the default value is
+// returned. If the GCE metadata server returns an error other than 404, the
+// error is returned.
+func (c *Credentials) GetUniverseDomain() (string, error) {
+	c.udMu.Lock()
+	defer c.udMu.Unlock()
+	if c.universeDomain == "" && metadata.OnGCE() {
+		// If we're on Google Compute Engine, an App Engine standard second
+		// generation runtime, or App Engine flexible, use the metadata server.
+		err := c.computeUniverseDomain()
+		if err != nil {
+			return "", err
+		}
+	}
+	// If not on Google Compute Engine, or in case of any non-error path in
+	// computeUniverseDomain that did not set universeDomain, set the default
+	// universe domain.
+	if c.universeDomain == "" {
+		c.universeDomain = universeDomainDefault
+	}
+	return c.universeDomain, nil
+}
+
+// computeUniverseDomain fetches the default service domain for a given Cloud
+// universe from Google Compute Engine (GCE)'s metadata server. It's only valid
+// to use this method if your program is running on a GCE instance.
+func (c *Credentials) computeUniverseDomain() error {
+	var err error
+	c.universeDomain, err = metadata.Get("universe/universe_domain")
+	if err != nil {
+		if _, ok := err.(metadata.NotDefinedError); ok {
+			// http.StatusNotFound (404)
+			c.universeDomain = universeDomainDefault
+			return nil
+		} else {
+			return err
+		}
+	}
+	return nil
+}
+
 // DefaultCredentials is the old name of Credentials.
 //
 // Deprecated: use Credentials instead.
@@ -91,6 +149,12 @@ type CredentialsParams struct {
 	// Note: This option is currently only respected when using credentials
 	// fetched from the GCE metadata server.
 	EarlyTokenRefresh time.Duration
+
+	// UniverseDomain is the default service domain for a given Cloud universe.
+	// Only supported in authentication flows that support universe domains.
+	// This value takes precedence over a universe domain explicitly specified
+	// in a credentials config file or by the GCE metadata server. Optional.
+	UniverseDomain string
 }
 
 func (params CredentialsParams) deepCopy() CredentialsParams {
@@ -175,8 +239,9 @@ func FindDefaultCredentialsWithParams(ctx context.Context, params CredentialsPar
 	if metadata.OnGCE() {
 		id, _ := metadata.ProjectID()
 		return &Credentials{
-			ProjectID:   id,
-			TokenSource: computeTokenSource("", params.EarlyTokenRefresh, params.Scopes...),
+			ProjectID:      id,
+			TokenSource:    computeTokenSource("", params.EarlyTokenRefresh, params.Scopes...),
+			universeDomain: params.UniverseDomain,
 		}, nil
 	}
 
@@ -217,6 +282,9 @@ func CredentialsFromJSONWithParams(ctx context.Context, jsonData []byte, params
 	}
 
 	universeDomain := f.UniverseDomain
+	if params.UniverseDomain != "" {
+		universeDomain = params.UniverseDomain
+	}
 	// Authorized user credentials are only supported in the googleapis.com universe.
 	if f.Type == userCredentialsKey {
 		universeDomain = universeDomainDefault
diff --git a/vendor/modules.txt b/vendor/modules.txt
index fa1d16a76b..c08d551a36 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -880,7 +880,7 @@ golang.org/x/mod/internal/lazyregexp
 golang.org/x/mod/modfile
 golang.org/x/mod/module
 golang.org/x/mod/semver
-# golang.org/x/net v0.19.0
+# golang.org/x/net v0.20.0
 ## explicit; go 1.18
 golang.org/x/net/context
 golang.org/x/net/context/ctxhttp
@@ -890,7 +890,7 @@ golang.org/x/net/http2/hpack
 golang.org/x/net/idna
 golang.org/x/net/internal/timeseries
 golang.org/x/net/trace
-# golang.org/x/oauth2 v0.15.0
+# golang.org/x/oauth2 v0.16.0
 ## explicit; go 1.18
 golang.org/x/oauth2
 golang.org/x/oauth2/authhandler