/usr/share/php/Horde/ is in php-horde-mime-viewer 2.0.5-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Horde/Mime/
/usr/share/php/Horde/Mime/Viewer/
/usr/share/php/Horde/Mime/Viewer.php
/usr/share/php/Horde/Mime/Viewer/Audio.php
/usr/share/php/Horde/Mime/Viewer/Base.php
/usr/share/php/Horde/Mime/Viewer/Deb.php
/usr/share/php/Horde/Mime/Viewer/Default.php
/usr/share/php/Horde/Mime/Viewer/Enriched.php
/usr/share/php/Horde/Mime/Viewer/Exception.php
/usr/share/php/Horde/Mime/Viewer/Html.php
/usr/share/php/Horde/Mime/Viewer/Images.php
/usr/share/php/Horde/Mime/Viewer/Msexcel.php
/usr/share/php/Horde/Mime/Viewer/Mspowerpoint.php
/usr/share/php/Horde/Mime/Viewer/Msword.php
/usr/share/php/Horde/Mime/Viewer/Ooo/
/usr/share/php/Horde/Mime/Viewer/Ooo.php
/usr/share/php/Horde/Mime/Viewer/Ooo/common/
/usr/share/php/Horde/Mime/Viewer/Ooo/common/measure_conversion.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/body.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/ooo2ms_docpr.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/styles/
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/styles/style_collector.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/styles/style_mapping_css.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/table/
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/table/table.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/table/table_cells.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/table/table_columns.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/table/table_rows.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/common/table_of_content.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/xhtml/
/usr/share/php/Horde/Mime/Viewer/Ooo/export/xhtml/body.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/xhtml/header.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/xhtml/opendoc2xhtml.xsl
/usr/share/php/Horde/Mime/Viewer/Ooo/export/xhtml/table.xsl
/usr/share/php/Horde/Mime/Viewer/Pdf.php
/usr/share/php/Horde/Mime/Viewer/Plain.php
/usr/share/php/Horde/Mime/Viewer/Rar.php
/usr/share/php/Horde/Mime/Viewer/Report.php
/usr/share/php/Horde/Mime/Viewer/Rfc822.php
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/usr/share/php/Horde/Mime/Viewer/Rpm.php
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/usr/share/php/Horde/Mime/Viewer/Security.php
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/usr/share/php/Horde/Mime/Viewer/Syntaxhighlighter.php
/usr/share/php/Horde/Mime/Viewer/Tgz.php
/usr/share/php/Horde/Mime/Viewer/Tnef.php
/usr/share/php/Horde/Mime/Viewer/Translation.php
/usr/share/php/Horde/Mime/Viewer/Wordperfect.php
/usr/share/php/Horde/Mime/Viewer/Zip.php