CVE-2026-123514

MEDIUM 4.3

Vikunja before 2.7.1 Orphaned Export Archives Enable Disk Exhaustion

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

Vikunja before 2.7.1 contains an improper resource cleanup vulnerability that leaves full-data export archives orphaned on disk after re-exports, failed exports, or account deletion. Authenticated users can repeatedly re-trigger exports containing all their attachments to exhaust disk storage, while deleted users' personal data remains retained indefinitely.

CWE	CWE-400
Vendor	go-vikunja
Product	vikunja
Published	Nov 8, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Affected Versions

go-vikunja / vikunja

0 < 2.7.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/go-vikunja/vikunja/security/advisories/GHSA-7gmh-4fw6-8xc5 vulncheck.com: https://www.vulncheck.com/advisories/vikunja-before-2.7.1-orphaned-export-archives-enable-disk-exhaustion