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EUVD-2026-23634

🗓️ 18 Apr 2026 01:19:06Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 1 Views

Postiz prior to 2.21.6 allowed spoofed HTML or SVG uploads, enabling XSS and takeover.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-40487
18 Apr 202601:19
attackerkb
Circl
CVE-2026-40487
18 Apr 202603:13
circl
CNNVD
Gitroom Postiz 安全漏洞
18 Apr 202600:00
cnnvd
CVE
CVE-2026-40487
18 Apr 202601:19
cve
Cvelist
CVE-2026-40487 Postiz Has Unrestricted File Upload via MIME Type Spoofing that Leads to Stored XSS
18 Apr 202601:19
cvelist
NVD
CVE-2026-40487
18 Apr 202602:16
nvd
Positive Technologies
PT-2026-33243
16 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-40487
20 Apr 202619:22
redhatcve
Vulnrichment
CVE-2026-40487 Postiz Has Unrestricted File Upload via MIME Type Spoofing that Leads to Stored XSS
18 Apr 202601:19
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "e25a66cc-edb7-38d1-a17c-46581042f312",
        "vendor": {
          "name": "gitroomhq"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "cde56ada-5571-3685-adff-4436d1e57766",
        "product": {
          "name": "postiz-app"
        },
        "product_version": "< 2.21.6"
      }
    ]
  }
]

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18 Apr 2026 01:19Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.18.9
EPSS0.00224
1