Security Advisory

CVE-2026-92760

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-16 20:32:27

Last updated 2026-09-17 15:01:06

Assigner VulnCheck

CVSS score 7.1

State PUBLISHED

Description

Shlink through 5.1.6 fails to enforce API key role restrictions when issuing Mercure subscription tokens, allowing restricted keys to subscribe to all topics. Attackers with author-only or domain-only keys can access the mercure-info endpoint to receive visit data including referrer, user agent, geolocation, and full short URL objects for URLs outside their authorization boundary.

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