What is CVE-2026-123500?

CVE-2026-123500 is a medium-severity vulnerability in Go-Vikunja Vikunja, classified under Incorrect Default Permissions. CVSS score: 6.2/10. Published 2026-11-08.

How severe is CVE-2026-123500?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Vulnerability in Go-Vikunja Vikunja

CVE-2026-123500

Vikunja before 2.7.1 contains an insecure file permissions vulnerability that allows local users to read dump archives created with umask permissions by the vikunja dump command. Local attackers on a shared host can read the world-readable zip in the rootpath to obtain config, password hashes, TOTP secrets, tokens, and stored files.

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

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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-276 — Incorrect Default Permissions

References

GitHub Security Advisory (GHSA-rp64-xg8g-9mpr) (vendor-advisory)
VulnCheck Advisory: Vikunja before 2.7.1 Insecure Permissions on Dump Archive via vikunja dump (third-party-advisory)

Frequently asked questions

What is CVE-2026-123500?: CVE-2026-123500 is a medium-severity vulnerability in Go-Vikunja Vikunja, classified under Incorrect Default Permissions. CVSS score: 6.2/10. Published 2026-11-08.
How severe is CVE-2026-123500?: Medium severity. CVSS v3 base score is 6.2 out of 10.