diff --git a/go.mod b/go.mod
index 6797608c7b8..535819180c6 100644
--- a/go.mod
+++ b/go.mod
@@ -13,7 +13,7 @@ require (
 	github.com/coreos/go-oidc v2.2.1+incompatible
 	github.com/coreos/go-oidc/v3 v3.6.0
 	github.com/cs3org/go-cs3apis v0.0.0-20230516150832-730ac860c71d
-	github.com/cs3org/reva/v2 v2.14.1-0.20230711102918-b095db01ac36
+	github.com/cs3org/reva/v2 v2.14.1-0.20230712131605-76f38842c6d2
 	github.com/disintegration/imaging v1.6.2
 	github.com/dutchcoders/go-clamd v0.0.0-20170520113014-b970184f4d9e
 	github.com/egirna/icap-client v0.1.1
diff --git a/go.sum b/go.sum
index 5c80c155007..aebb344b424 100644
--- a/go.sum
+++ b/go.sum
@@ -625,8 +625,8 @@ github.com/crewjam/httperr v0.2.0 h1:b2BfXR8U3AlIHwNeFFvZ+BV1LFvKLlzMjzaTnZMybNo
 github.com/crewjam/httperr v0.2.0/go.mod h1:Jlz+Sg/XqBQhyMjdDiC+GNNRzZTD7x39Gu3pglZ5oH4=
 github.com/crewjam/saml v0.4.13 h1:TYHggH/hwP7eArqiXSJUvtOPNzQDyQ7vwmwEqlFWhMc=
 github.com/crewjam/saml v0.4.13/go.mod h1:igEejV+fihTIlHXYP8zOec3V5A8y3lws5bQBFsTm4gA=
-github.com/cs3org/reva/v2 v2.14.1-0.20230711102918-b095db01ac36 h1:Jww+ia7QQPE6zctpRb60iflrAaasRxNl9AfmOyM8Fw0=
-github.com/cs3org/reva/v2 v2.14.1-0.20230711102918-b095db01ac36/go.mod h1:4z5EQghS2LhSWZWocH51Dw9VAs16No1zSFvFgQtgS7w=
+github.com/cs3org/reva/v2 v2.14.1-0.20230712131605-76f38842c6d2 h1:i9hn9nmcLLezXh4Dt9aa867CtCXQhNujEWTL+4+M3S4=
+github.com/cs3org/reva/v2 v2.14.1-0.20230712131605-76f38842c6d2/go.mod h1:4z5EQghS2LhSWZWocH51Dw9VAs16No1zSFvFgQtgS7w=
 github.com/cubewise-code/go-mime v0.0.0-20200519001935-8c5762b177d8 h1:Z9lwXumT5ACSmJ7WGnFl+OMLLjpz5uR2fyz7dC255FI=
 github.com/cubewise-code/go-mime v0.0.0-20200519001935-8c5762b177d8/go.mod h1:4abs/jPXcmJzYoYGF91JF9Uq9s/KL5n1jvFDix8KcqY=
 github.com/cyberdelia/templates v0.0.0-20141128023046-ca7fffd4298c/go.mod h1:GyV+0YP4qX0UQ7r2MoYZ+AvYDp12OF5yg4q8rGnyNh4=
diff --git a/vendor/github.com/cs3org/reva/v2/internal/grpc/services/publicshareprovider/publicshareprovider.go b/vendor/github.com/cs3org/reva/v2/internal/grpc/services/publicshareprovider/publicshareprovider.go
index 7f7e3016628..e8f18aea6c5 100644
--- a/vendor/github.com/cs3org/reva/v2/internal/grpc/services/publicshareprovider/publicshareprovider.go
+++ b/vendor/github.com/cs3org/reva/v2/internal/grpc/services/publicshareprovider/publicshareprovider.go
@@ -22,6 +22,7 @@ import (
 	"context"
 	"regexp"
 
+	rpc "github.com/cs3org/go-cs3apis/cs3/rpc/v1beta1"
 	link "github.com/cs3org/go-cs3apis/cs3/sharing/link/v1beta1"
 	"github.com/cs3org/reva/v2/pkg/appctx"
 	ctxpkg "github.com/cs3org/reva/v2/pkg/ctx"
@@ -218,15 +219,29 @@ func (s *service) GetPublicShare(ctx context.Context, req *link.GetPublicShareRe
 		log.Error().Msg("error getting user from context")
 	}
 
-	found, err := s.sm.GetPublicShare(ctx, u, req.Ref, req.GetSign())
-	if err != nil {
-		return nil, err
+	ps, err := s.sm.GetPublicShare(ctx, u, req.Ref, req.GetSign())
+	switch {
+	case err != nil:
+		var st *rpc.Status
+		switch err.(type) {
+		case errtypes.IsNotFound:
+			st = status.NewNotFound(ctx, err.Error())
+		default:
+			st = status.NewInternal(ctx, err.Error())
+		}
+		return &link.GetPublicShareResponse{
+			Status: st,
+		}, nil
+	case ps == nil:
+		return &link.GetPublicShareResponse{
+			Status: status.NewNotFound(ctx, "not found"),
+		}, nil
+	default:
+		return &link.GetPublicShareResponse{
+			Status: status.NewOK(ctx),
+			Share:  ps,
+		}, nil
 	}
-
-	return &link.GetPublicShareResponse{
-		Status: status.NewOK(ctx),
-		Share:  found,
-	}, nil
 }
 
 func (s *service) ListPublicShares(ctx context.Context, req *link.ListPublicSharesRequest) (*link.ListPublicSharesResponse, error) {
diff --git a/vendor/github.com/cs3org/reva/v2/pkg/publicshare/manager/json/json.go b/vendor/github.com/cs3org/reva/v2/pkg/publicshare/manager/json/json.go
index bad4767ec33..5d7673b8244 100644
--- a/vendor/github.com/cs3org/reva/v2/pkg/publicshare/manager/json/json.go
+++ b/vendor/github.com/cs3org/reva/v2/pkg/publicshare/manager/json/json.go
@@ -430,7 +430,7 @@ func (m *manager) GetPublicShare(ctx context.Context, u *user.User, ref *link.Pu
 	if ref.GetToken() != "" {
 		ps, pw, err := m.getByToken(ctx, ref.GetToken())
 		if err != nil {
-			return nil, errors.New("no shares found by token")
+			return nil, errtypes.NotFound("no shares found by token")
 		}
 		if ps.PasswordProtected && sign {
 			err := publicshare.AddSignature(ps, pw)
@@ -463,7 +463,7 @@ func (m *manager) GetPublicShare(ctx context.Context, u *user.User, ref *link.Pu
 				if err := m.revokeExpiredPublicShare(ctx, &ps, u); err != nil {
 					return nil, err
 				}
-				return nil, errors.New("no shares found by id:" + ref.GetId().String())
+				return nil, errtypes.NotFound("no shares found by id:" + ref.GetId().String())
 			}
 			if ps.PasswordProtected && sign {
 				err := publicshare.AddSignature(&ps, passDB)
@@ -475,7 +475,7 @@ func (m *manager) GetPublicShare(ctx context.Context, u *user.User, ref *link.Pu
 		}
 
 	}
-	return nil, errors.New("no shares found by id:" + ref.GetId().String())
+	return nil, errtypes.NotFound("no shares found by id:" + ref.GetId().String())
 }
 
 // ListPublicShares retrieves all the shares on the manager that are valid.
diff --git a/vendor/github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/migrator/0005_fix_messagepack_space_index_format.go b/vendor/github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/migrator/0005_fix_messagepack_space_index_format.go
new file mode 100644
index 00000000000..ca69fd869cf
--- /dev/null
+++ b/vendor/github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/migrator/0005_fix_messagepack_space_index_format.go
@@ -0,0 +1,68 @@
+// Copyright 2018-2023 CERN
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// In applying this license, CERN does not waive the privileges and immunities
+// granted to it by virtue of its status as an Intergovernmental Organization
+// or submit itself to any jurisdiction.
+
+package migrator
+
+import (
+	"os"
+	"path/filepath"
+
+	"github.com/shamaton/msgpack/v2"
+)
+
+// Migration0005 fixes the messagepack space index data structure
+func (m *Migrator) Migration0005() (Result, error) {
+	root := m.lu.InternalRoot()
+
+	indexes, err := filepath.Glob(filepath.Join(root, "indexes", "**", "*.mpk"))
+	if err != nil {
+		return resultFailed, err
+	}
+	for _, i := range indexes {
+		m.log.Info().Str("root", m.lu.InternalRoot()).Msg("Fixing index format of " + i)
+
+		// Read old-format index
+		oldData, err := os.ReadFile(i)
+		if err != nil {
+			return resultFailed, err
+		}
+		oldIndex := map[string][]byte{}
+		err = msgpack.Unmarshal(oldData, &oldIndex)
+		if err != nil {
+			// likely already migrated -> skip
+			m.log.Warn().Str("root", m.lu.InternalRoot()).Msg("Invalid index format found in " + i)
+			continue
+		}
+
+		// Write new-format index
+		newIndex := map[string]string{}
+		for k, v := range oldIndex {
+			newIndex[k] = string(v)
+		}
+		newData, err := msgpack.Marshal(newIndex)
+		if err != nil {
+			return resultFailed, err
+		}
+		err = os.WriteFile(i, newData, 0600)
+		if err != nil {
+			return resultFailed, err
+		}
+	}
+	m.log.Info().Msg("done.")
+	return resultSucceeded, nil
+}
diff --git a/vendor/github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/migrator/migrator.go b/vendor/github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/migrator/migrator.go
index 13b5c91da80..17001e80247 100644
--- a/vendor/github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/migrator/migrator.go
+++ b/vendor/github.com/cs3org/reva/v2/pkg/storage/utils/decomposedfs/migrator/migrator.go
@@ -29,7 +29,7 @@ import (
 	"github.com/rs/zerolog"
 )
 
-var allMigrations = []string{"0001", "0002", "0003", "0004"}
+var allMigrations = []string{"0001", "0002", "0003", "0004", "0005"}
 
 const (
 	resultFailed            = "failed"
diff --git a/vendor/modules.txt b/vendor/modules.txt
index a317cd1fe17..c2d5a95cac2 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -352,7 +352,7 @@ github.com/cs3org/go-cs3apis/cs3/storage/provider/v1beta1
 github.com/cs3org/go-cs3apis/cs3/storage/registry/v1beta1
 github.com/cs3org/go-cs3apis/cs3/tx/v1beta1
 github.com/cs3org/go-cs3apis/cs3/types/v1beta1
-# github.com/cs3org/reva/v2 v2.14.1-0.20230711102918-b095db01ac36
+# github.com/cs3org/reva/v2 v2.14.1-0.20230712131605-76f38842c6d2
 ## explicit; go 1.20
 github.com/cs3org/reva/v2/cmd/revad/internal/grace
 github.com/cs3org/reva/v2/cmd/revad/runtime