CVE-2026-30954CWE-639

LinkAce has a Cross-User Tag/List Attachment IDOR in processTaxonomy()

Medium · published March 10, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
20.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00287 · 20.1th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-03-10T20:40Z
EPSS history
Timeline
  • 10 MAR 20:40Z
    LinkAce has a Cross-User Tag/List Attachment IDOR in processTaxonomy()
    cvelistv5