{"id":16491,"date":"2026-09-04T19:05:24","date_gmt":"2026-09-04T11:05:24","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-45558"},"modified":"2026-09-04T19:05:24","modified_gmt":"2026-09-04T11:05:24","slug":"cve-2026-45558","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-45558","title":{"rendered":"CVE-2026-45558 [CRITICAL] &#8211; Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In"},"content":{"rendered":"<p>Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In versions 8.2.6.4 and prior, the HAProxy section-save endpoints (POST \/api\/service\/haproxy\/\/section\/<\/p>\n<section> and the PUT \/ global \/ defaults variants) accept a JSON option field that is not validated, not escaped, and is rendered verbatim into the generated HAProxy configuration via the section.j2, global.j2, and defaults.j2 Ansible templates. Because Roxy-WI then pushes the generated config to the load balancer and runs systemctl reload haproxy, an authenticated user with role \u2264 3 (user) can inject arbitrary HAProxy directives into the config that runs on every load balancer their group manages \u2014 including option external-check + external-check command \/bin\/bash -c &#8216;\u2026&#8217;, which gives remote code execution on the load balancer as the haproxy user on every health-check tick. At time of publication, there are no publicly available patches.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. In versions 8.2.6.4 and prior, the HAProxy section-save endpoints (POST \/api\/service\/haproxy\/\/section\/ and the PU<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-16491","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/16491","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=16491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}