{"id":78607,"date":"2026-05-19T01:46:38","date_gmt":"2026-05-18T22:16:38","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-27964-facturascripts-reflected-cross-site-scripting-xss-via-cookie-manipulation\/"},"modified":"2026-05-19T01:46:38","modified_gmt":"2026-05-18T22:16:38","slug":"cve-2026-27964-facturascripts-reflected-cross-site-scripting-xss-via-cookie-manipulation","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-27964-facturascripts-reflected-cross-site-scripting-xss-via-cookie-manipulation\/","title":{"rendered":"CVE-2026-27964 &#8211; FacturaScripts: Reflected Cross-Site Scripting (XSS) via Cookie Manipulation"},"content":{"rendered":"<p>CVE ID :CVE-2026-27964<\/p>\n<p>  Published : May 18, 2026, 10:16 p.m. | 43\u00a0minutes ago<\/p>\n<p>  Description :FacturaScripts is an open source accounting and invoicing software. Versions 2025.7 and prior contain a Reflected Cross-Site Scripting (XSS) vulnerability through the fsNick cookie parameter. The application reflects the cookie&#8217;s value directly into the HTML without sanitization. The fsNick cookie is rendered into the DOM without encoding. While the server does reject the modified session and forces a logout, the HTML containing the payload reaches the browser first. This lets the script execute immediately upon load, effectively beating the redirect. This issue has been fixed in version 2025.8.<\/p>\n<p>  Severity: 3.9 | LOW<\/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-2026-27964 Published : May 18, 2026, 10:16 p.m. | 43\u00a0minutes ago Description :FacturaScripts is an open source accounting and invoicing software. Versions 2025.7 and prior contain a Reflected Cross-Site Scripting (XSS) vulnerability through the fsNick cookie parameter. The application reflects the cookie&#8217;s value directly into the HTML without sanitization. The fsNick cookie is &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-78607","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/78607","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=78607"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/78607\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=78607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=78607"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=78607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}