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

🗓️ 06 Jul 2026 21:00:38Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 48 Views

CVE-2026-59711: Showdown XSS via unescaped metadata title in completeHTMLDocument.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-59711
6 Jul 202621:00
attackerkb
cve
CVE
CVE-2026-59711
6 Jul 202621:00
cve
euvd
EUVD
EUVD-2026-41948
6 Jul 202621:00
euvd
github
Github Security Blog
showdown metadata title handling allows cross-site scripting
6 Jul 202621:30
github
nvd
NVD
CVE-2026-59711
6 Jul 202621:16
nvd
osv
OSV
GHSA-CR32-G25G-VXJJ showdown metadata title handling allows cross-site scripting
6 Jul 202621:30
osv
osv
OSV
MINI-369G-JCWF-XGR8
8 Aug 202613:34
osv
osv
OSV
MINI-GPH8-27J8-XMFH
8 Aug 202613:07
osv
osv
OSV
MINI-QX3P-MM3V-8H96
8 Aug 202613:34
osv
osv
OSV
MINI-R2MV-3Q82-RR4H
8 Aug 202613:07
osv
Rows per page
[
  {
    "vendor": "showdown",
    "product": "showdown",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:npm/showdown",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "2.1.0"
      }
    ]
  }
]

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