Grav CMS 2.0.10 contains a path traversal vulnerability in ImageMedium::watermark(), which passes its unsanitized $image argument to RocketThemeToolboxResourceLocatorUniformResourceLocator::findResource(). Because the file:\/\/ scheme branch only lexically collapses ‘..’ segments without a realpath\/containment check, an editor authoring Markdown image syntax with traversal sequences can cause arbitrary image files outside Grav’s media sandbox to be composited into a carrier image, which is then cached and served from a public, unauthenticated URL \u2014 disclosing those files to anonymous visitors.<\/p>\n","protected":false},"excerpt":{"rendered":"
Grav CMS 2.0.10 contains a path traversal vulnerability in ImageMedium::watermark(), which passes its unsanitized $image argument to RocketThemeToolboxResourceLocatorUniformResourceLocator::findRes<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-4394","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/4394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}