CVE-2026-92760

Shlink through 5.1.6 fails to enforce API key role restrictions when issuing Mercure subscription tokens. Attackers holding restricted keys (author-only or domain-only) can access the mercure-info endpoint and receive visit data—including referrer, user agent, geolocation, and full short URL obje...

EUVD-2026-81028

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,...

CVE-2026-92760 Shlink through 5.1.6 Mercure Token Authorization Bypass

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,...