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Admidio 4.0.12 through 4.3.17 and 5.0.0 before 5.0.15 Reflected XSS via system/redirect.php

Type: advisorySource: Official CVE List1 source record

Admidio 4.0.12 through 4.3.17 and 5.0.0 before 5.0.15 contains a reflected cross-site scripting vulnerability in system/redirect.php that allows unauthenticated attackers to inject JavaScript via the url GET parameter, due to an incomplete fix for CVE-2021-43810. Attackers can craft a javascript: URL containing a decoy http:// segment that passes validation and executes script in the Admidio origin when victims click the redirect link.

Announced Group revision 1
Original source ↗

CVE-2026-109327

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-109327

admidio

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Admidio",
    "product": "admidio",
    "versions": [
      {
        "status": "affected",
        "version": "4.0.12",
        "versionType": "semver",
        "lessThanOrEqual": "4.3.17"
      },
      {
        "status": "affected",
        "version": "5.0.0",
        "lessThan": "5.0.15",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.0.15",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-109327

Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event
#28496 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement