{"id":34258,"date":"2026-10-08T04:32:52","date_gmt":"2026-10-07T20:32:52","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-106557"},"modified":"2026-10-08T04:32:52","modified_gmt":"2026-10-07T20:32:52","slug":"cve-2026-106557","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-106557","title":{"rendered":"CVE-2026-106557 [HIGH] &#8211; Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4,"},"content":{"rendered":"<p>Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage\/plugin-techdocs-node package did not sufficiently validate TechDocs Markdown extension configuration. An authenticated user who can register or modify documentation sources may cause a TechDocs build to access resources outside the intended documentation boundary, potentially exposing backend-host data or internal network resources. This issue is fixed in versions 1.14.6 and 1.15.4 when pymdown-extensions 10.21.3 or later is also used, normally through mkdocs-techdocs-core 1.7.0 or later.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Backstage is an open framework for building developer portals. Prior to 1.14.6 and 1.15.4, the @backstage\/plugin-techdocs-node package did not sufficiently validate TechDocs Markdown extension configu<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-34258","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/34258","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=34258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=34258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=34258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}