| Package | Affected versions | Patched versions |
|---|---|---|
| sulu/sulu | ≥ 2.5.21, < 2.5.25≥ 2.6.5, < 2.6.9≥ 3.0.0-alpha1, < 3.0.0-alpha3 | 2.5.252.6.93.0.0-alpha3 |
A admin user can upload SVG which may load external data via XML DOM library, specially this can be used for eventually reference none secure XML External Entity References.
The problem has not been patched yet. Users should upgrade to patched versions once they become available. Currently affected versions are:
Patch the effect file src/Sulu/Bundle/MediaBundle/FileInspector/SvgFileInspector.php in sulu with:
-$dom->loadXML($svg, \LIBXML_NOENT | \LIBXML_DTDLOAD);
+$dom->loadXML($data, LIBXML_NONET);
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