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CVE-2026-56398

🗓️ 15 Jul 2026 11:25:30Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 64 Views

Stored cross site scripting in Open WebUI before 0.9.5 via data image link in OAuth flow.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-56398
15 Jul 202611:25
–attackerkb
circl
Circl
CVE-2026-56398
15 Jul 202615:47
–circl
cvelist
Cvelist
CVE-2026-56398 Open WebUI - Stored Cross-Site Scripting via OAuth Picture Claim SVG Data URI
15 Jul 202611:25
–cvelist
euvd
EUVD
EUVD-2026-44628
15 Jul 202611:25
–euvd
mend
Mend
CVE-2026-56398
15 Jul 202611:25
–mend
nvd
NVD
CVE-2026-56398
15 Jul 202612:18
–nvd
osv_ghsa
osv_ghsa
GHSA-3WGJ-C2HG-VM6Q Open WebUI vulnerable to stored XSS via OAuth picture claim stored as SVG data URI in profile_image_url
14 May 202620:27
–osv_ghsa
ptsecurity
Positive Technologies
PT-2026-60119
15 Jul 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-56398: Improper Input Validation
15 Jul 202600:00
–rapid7
snyk
Snyk
Cross-site Scripting (XSS)
14 May 202620:27
–snyk
Rows per page
NVD
Vulners
CNA
Node
[
  {
    "vendor": "open-webui",
    "product": "open-webui",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:pypi/open-webui",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "0.9.5"
      },
      {
        "version": "0.9.5",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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16 Jul 2026 20:03Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.3 - 9
CVSS 48.5
EPSS0.00635
SSVC
64