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CVE-2026-8445 justhtml before 1.12.0 Sanitizer Bypass via Markdown

🗓️ 23 Aug 2026 13:34:13Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 53 Views

Sanitizer bypass in justhtml <= 1.11.0 via unescaped angle brackets in to_markdown() enabling XSS.

Related
Affected
Refs
[
  {
    "vendor": "EmilStenstrom",
    "product": "justhtml",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/justhtml",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "1.12.0"
      },
      {
        "version": "1.12.0",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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23 Aug 2026 13:34Current
CVSS 49.3
CVSS 3.19.8
EPSS0.00635
SSVC
53