What is CVE-2026-123514?

CVE-2026-123514 is a medium-severity vulnerability in Go-Vikunja Vikunja, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2026-11-08.

How severe is CVE-2026-123514?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Resource exhaustion in Go-Vikunja Vikunja

CVE-2026-123514

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.

Vulnerability class: DoS (Denial of Service)

Published 2026-11-08 · last modified 2026-11-08.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Go-Vikunja Vikunja

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

GitHub Security Advisory (GHSA-7gmh-4fw6-8xc5) (vendor-advisory)
VulnCheck Advisory: Vikunja before 2.7.1 Orphaned Export Archives Enable Disk Exhaustion (third-party-advisory)

Frequently asked questions

What is CVE-2026-123514?: CVE-2026-123514 is a medium-severity vulnerability in Go-Vikunja Vikunja, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2026-11-08.
How severe is CVE-2026-123514?: Medium severity. CVSS v3 base score is 4.3 out of 10.