CVE-2026-41580 Stirling-PDF: Reflected XSS through crafted PDF metadata fields (Title and Author)

Stirling-PDF is a locally hosted web application that facilitates various operations on PDF files. Prior to 2.0.0, Stirling-PDF's /get-info-on-pdf endpoint rendered PDF Title and Author metadata fields without proper HTML encoding or sanitization, allowing a crafted PDF to execute...

CVE-2026-59711

A flaw was found in showdown. This cross-site scripting XSS vulnerability occurs in the metadata title handling when the completeHTMLDocument option is enabled. An attacker can exploit this by injecting unescaped less-than and greater-than characters into markdown frontmatter metadata. This allow...

CVE-2026-59711

showdown contains a cross-site scripting vulnerability in metadata title handling that allows attackers to inject arbitrary HTML and JavaScript. When completeHTMLDocument option is enabled, unescaped less-than and greater-than characters in markdown frontmatter metadata are inserted directly into...

CVE-2026-59711 showdown - Cross-Site Scripting via Unescaped Metadata Title in completeHTMLDocument

showdown contains a cross-site scripting vulnerability in metadata title handling that allows attackers to inject arbitrary HTML and JavaScript. When completeHTMLDocument option is enabled, unescaped less-than and greater-than characters in markdown frontmatter metadata are inserted directly into...

CVE-2026-59711

showdown contains a cross-site scripting vulnerability in metadata title handling that allows attackers to inject arbitrary HTML and JavaScript. When completeHTMLDocument option is enabled, unescaped less-than and greater-than characters in markdown frontmatter metadata are inserted directly into...

CVE-2026-59711 showdown - Cross-Site Scripting via Unescaped Metadata Title in completeHTMLDocument

showdown contains a cross-site scripting vulnerability in metadata title handling that allows attackers to inject arbitrary HTML and JavaScript. When completeHTMLDocument option is enabled, unescaped less-than and greater-than characters in markdown frontmatter metadata are inserted directly into...

CVE-2026-59711

CVE-2026-59711 affects the showdown library. A cross-site scripting vulnerability exists in metadata title handling when the completeHTMLDocument option is enabled; unescaped characters in markdown frontmatter metadata are placed into HTML title tags, allowing script execution in the rendered pa...

CVE-2026-59711 showdown - Cross-Site Scripting via Unescaped Metadata Title in completeHTMLDocument

showdown contains a cross-site scripting vulnerability in metadata title handling that allows attackers to inject arbitrary HTML and JavaScript. When completeHTMLDocument option is enabled, unescaped less-than and greater-than characters in markdown frontmatter metadata are inserted directly into...

PT-2026-56013

Name of the Vulnerable Software and Affected Versions showdown affected versions not specified Description An issue exists in metadata title handling that allows the injection of arbitrary HTML and JavaScript. When the completeHTMLDocument option is enabled, unescaped less-than and greater-than...

VideoLAN VLC Media Player Web Interface 2.2.1 - Metadata Title Cross-Site Scripting

VideoLAN VLC Media Player Web Interface 2.2.1 - Metadata Title Cross-Site Scripting Andrea Sindoni - @invictus1306 XSS vulnerability via metadata 1. Introduction Affected Product: VLC 2.2.1 / WEB INTERFACE Vulnerability Type: XSS 2. Vulnerability Description XSS vulnerability via metadata title 3...