openjsf marko vulnerabilities

Latest openjsf marko CVEs

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1. CVE-2026-41591 Marko: XSS via case-insensitive script/style closing tag bypass in runtime HTML escaping

   Published 2026-05-08

   Medium·CVSS 6.4 EPSS 0.23%

   Marko is a declarative, HTML-based language for building web apps. Prior to marko version 5.38.36 and prior to @marko/runtime-tags 6.0.164, when dynamic text is interpolated into a <script> or <style> tag the Marko runtime failed to prevent tag breakout when the closing tag used...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.