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CVE-2026-56765 Vikunja - Unauthenticated Instance-Wide Data Breach via Link Share Hash Disclosure Chained with Cross-Project Attachment IDOR

🗓️ 10 Jul 2026 13:57:59Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Unauthenticated Vikunja data breach via link share hashes and insecure object reference in all projects.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-56765
10 Jul 202613:57
cve
EUVD
EUVD-2026-42890
10 Jul 202613:57
euvd
NVD
CVE-2026-56765
10 Jul 202615:16
nvd
Positive Technologies
PT-2026-57178
10 Jul 202600:00
ptsecurity
[
  {
    "vendor": "Vikunja",
    "product": "Vikunja",
    "defaultStatus": "unaffected",
    "packageURL": "pkg:golang/code.vikunja.io/api",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "2.2.1"
      },
      {
        "version": "2.2.1",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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