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Medium · 5.2 CVE-2026-123502 EUVD-2026-119387GHSA-526f-fc44-8pmq

Vikunja before 2.7.1 Link-Share Hash Exposure via Request Path Logging

Published Nov 8, 2026 · Updated Nov 9, 2026 · Assigned by VulnCheck

Description

Vikunja before 2.7.1 contains an information exposure vulnerability that allows log readers to obtain link-share hashes because the request logger records the raw URI of the /shares/:share/auth route. Attackers with access to Vikunja or reverse proxy access logs can reuse non-expiring, non-password-protected share hashes to obtain a project JWT with read, write or admin permission.

Affected products

VendorProductAffectedFixed
go-vikunja vikunja < 2.7.1 2.7.1

References