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CVE-2026-86062

🗓️ 22 Sep 2026 16:21:43Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 37 Views🌐 WEB

Stored XSS in LightRAG WebUI chat/answer renderer via ingested content.

Related
Detection
Affected
Refs
Paths
Vulners
Node
hkudslightragRange<1.5.5
[
  {
    "vendor": "HKUDS",
    "product": "LightRAG",
    "versions": [
      {
        "version": "< 1.5.5",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
contentrequest body/queryThe /query endpoint allows an attacker to store raw HTML in a document. When this content is retrieved and rendered by the WebUI using react-markdown and rehypeRaw without sanitization, it leads to Cross-Site Scripting (XSS).CWE-79

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22 Sep 2026 19:16Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.16.1
EPSS0.00338
SSVC
37