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CVE-2026-91944 crawl4ai before 0.9.3 DOM-based XSS via Playground UI

🗓️ 15 Sep 2026 15:18:03Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 9 Views

crawl4ai versions before 0.9.3 contain a DOM-based cross-site scripting vulnerability in the Playground UI where the forceHighlightElement() function assigns textContent back to innerHTML, re-parsing JSON responses as HTML. Attackers can inject ma...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-91944
15 Sep 202615:18
cve
euvd
EUVD
EUVD-2026-78801
15 Sep 202615:18
euvd
nvd
NVD
CVE-2026-91944
15 Sep 202616:17
nvd
[
  {
    "vendor": "unclecode",
    "product": "crawl4ai",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/crawl4ai",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "0.9.3"
      },
      {
        "version": "0.9.3",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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15 Sep 2026 15:18Current
CVSS 45.1
CVSS 3.16.1
9