CVE-2026-123520

HighCVSS 7.1/10Last modified Nov 12, 2026

Description

Vikunja from 0.18.0 before 2.7.1 contains a privilege escalation vulnerability that allows team owners to gain admin or ownership of read-only shared projects by deleting accounts. Attackers can create a bot, add it to their team, and delete it through the bots endpoint, triggering ensureProjectAdminUser to promote read-only shares and lock out the real owner.

Metrics

CVSS 3.1 7.1/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

Weakness enumeration

CWE-269

Affected software

No affected versions have been published.

Timeline

Published
Nov 8, 2026
Last modified
Nov 12, 2026
NVD status
Deferred

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CVE-2026-123520: High severity, CVSS 7.1 | Vulnix