EPSG code of CRS (NAD83 / UTM zone 15N + VERT_CS) not recognised for .las Point Cloud layer

What is the bug or the crash?

The EPSG code of the CRS of a .las Point Cloud layer is not recognised using QGIS 3.34.0 on Windows (OSGeo4W): NAD83 / UTM zone 15N + VERT_CS

The issue doesn't occur using QGIS 3.28.12 on the same system: EPSG:26915 - NAD83 / UTM zone 15N

Steps to reproduce the issue

start QGIS
use the Data Source Manager / Point Cloud to add the points.las file contained in the zip file points.zip

Versions

QGIS version 3.34.0-Prizren QGIS code revision ffbdd67881 Qt version 5.15.3 Python version 3.9.5 GDAL/OGR version 3.7.2 PROJ version 9.3.0 EPSG Registry database version v10.094 (2023-08-08) GEOS version 3.12.0-CAPI-1.18.0 SQLite version 3.41.1 PDAL version 2.5.5 PostgreSQL client version 15.2 SpatiaLite version 5.1.0 QWT version 6.1.6 QScintilla2 version 2.13.4 OS version Windows 10 Version 1903

Active Python plugins db_manager 0.1.20 grassprovider 2.12.99 MetaSearch 0.3.6 processing 2.12.99

QGIS version 3.28.12-Firenze QGIS code revision dcc633b2de Qt version 5.15.3 Python version 3.9.5 GDAL/OGR version 3.7.2 PROJ version 9.3.0 EPSG Registry database version v10.094 (2023-08-08) GEOS version 3.12.0-CAPI-1.18.0 SQLite version 3.41.1 PDAL version 2.5.5 PostgreSQL client version unknown SpatiaLite version 5.1.0 QWT version 6.1.6 QScintilla2 version 2.13.4 OS version Windows 10 Version 1903

Active Python plugins db_manager 0.1.20 grassprovider 2.12.99 MetaSearch 0.3.6 processing 2.12.99 sagaprovider 2.12.99

Supported QGIS version

[x] I'm running a supported QGIS version according to the roadmap.

New profile

[x] I tried with a new QGIS profile

Additional context

The layer has been downloaded from https://portal.opentopography.org/datasetMetadata?otCollectionID=OT.022018.26915.1

The layer metadata reports:

Coordinate System: Horizontal: UTM Zone 15N NAD83 (2011) [EPSG: 26915] Vertical: NAVD88 (GEOID 12A) [EPSG: 5703]

Maybe related to https://github.com/qgis/QGIS/pull/53790.

qgis / QGIS