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EUVD-2026-23634

🗓️ 18 Apr 2026 01:19:06Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 23 Views

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

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-40487
18 Apr 202601:19
–attackerkb
circl
Circl
CVE-2026-40487
18 Apr 202603:13
–circl
cnnvd
CNNVD
Gitroom Postiz security vulnerabilities
18 Apr 202600:00
–cnnvd
cve
CVE
CVE-2026-40487
18 Apr 202601:19
–cve
cvelist
Cvelist
CVE-2026-40487 Postiz Has Unrestricted File Upload via MIME Type Spoofing that Leads to Stored XSS
18 Apr 202601:19
–cvelist
kitploit
Kitploit
CVE-2026-40487
23 Oct 202623:12
–kitploit
mend
Mend
CVE-2026-40487
18 Apr 202601:19
–mend
nvd
NVD
CVE-2026-40487
18 Apr 202602:16
–nvd
osv_cve
osv_cve
CVE-2026-40487 Postiz Has Unrestricted File Upload via MIME Type Spoofing that Leads to Stored XSS
18 Apr 202601:19
–osv_cve
ptsecurity
Positive Technologies
PT-2026-33243
16 Apr 202600:00
–ptsecurity
Rows per page
[
  {
    "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
6Medium risk
Vulners AI Score6
CVSS 3.18.9
EPSS0.00255
23