{"id":81712,"date":"2026-07-09T01:02:37","date_gmt":"2026-07-08T21:32:37","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-55877-symfony-ux-xss-in-symfony-ux-icons-via-unsanitized-svg-content-in-local-files-and-iconify-on-demand-responses\/"},"modified":"2026-07-09T01:02:37","modified_gmt":"2026-07-08T21:32:37","slug":"cve-2026-55877-symfony-ux-xss-in-symfony-ux-icons-via-unsanitized-svg-content-in-local-files-and-iconify-on-demand-responses","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-55877-symfony-ux-xss-in-symfony-ux-icons-via-unsanitized-svg-content-in-local-files-and-iconify-on-demand-responses\/","title":{"rendered":"CVE-2026-55877 &#8211; Symfony UX: XSS in symfony\/ux-icons via unsanitized SVG content in local files and Iconify on-demand responses"},"content":{"rendered":"<p>CVE ID :CVE-2026-55877<\/p>\n<p>  Published : July 8, 2026, 9:32 p.m. | 16\u00a0minutes ago<\/p>\n<p>  Description :Symfony UX is a JavaScript ecosystem for Symfony. From 2.17.0 before 2.36.1 and from 3.0.0 before 3.2.0, the ux_icon() Twig function is marked is_safe=[&#8216;html&#8217;] and Icon::toHtml() inlines SVG source verbatim, allowing unsanitized local SVG files or Iconify on-demand JSON body responses containing nested script elements, on* event handlers, or dangerous URL schemes to execute cross-site scripting. This issue is fixed in versions 2.36.1 and 3.2.0.<\/p>\n<p>  Severity: 0.0 | NA<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-55877 Published : July 8, 2026, 9:32 p.m. | 16\u00a0minutes ago Description :Symfony UX is a JavaScript ecosystem for Symfony. From 2.17.0 before 2.36.1 and from 3.0.0 before 3.2.0, the ux_icon() Twig function is marked is_safe=[&#8216;html&#8217;] and Icon::toHtml() inlines SVG source verbatim, allowing unsanitized local SVG files or Iconify on-demand JSON body responses &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-81712","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81712","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=81712"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81712\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=81712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=81712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=81712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}