CVE-2026-30954
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Lifecycle Timeline
2Description
LinkAce is a self-hosted archive to collect website links. In 2.1.0 and earlier, the processTaxonomy() method in LinkRepository.php allows authenticated users to attach other users' private tags and lists to their own links by passing integer IDs.
Analysis
LinkAce versions 2.1.0 and earlier allow authenticated users to inappropriately associate other users' private taxonomies with their own links through insufficient authorization checks in the processTaxonomy() method. This enables privilege escalation where attackers can gain unauthorized access to private tags and lists belonging to other users on the same instance. …
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Remediation
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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External POC / Exploit Code
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