Mercurius

2 CVEs product

Monthly

CVE-2026-30241 HIGH PATCH This Week

Mercurius versions prior to 16.8.0 fail to validate GraphQL subscription query depth limits over WebSocket connections, allowing remote attackers to bypass depth restrictions that are properly enforced for HTTP queries. An attacker can exploit this to submit arbitrarily nested subscription queries that cause denial of service through exponential data resolution on schemas with recursive types. A patch is available in version 16.8.0.

Denial Of Service Mercurius
NVD GitHub
CVSS 3.1
8.2
EPSS
0.0%
CVE-2025-64166 MEDIUM PATCH This Month

Mercurius is a GraphQL adapter for Fastify. Prior to version 16.4.0, a cross-site request forgery (CSRF) vulnerability was identified. The issue arises from incorrect parsing of the Content-Type header in requests. Specifically, requests with Content-Type values such as application/x-www-form-urlencoded, multipart/form-data, or text/plain could be misinterpreted as application/json. This misint...

CSRF Mercurius
NVD GitHub VulDB
CVSS 3.1
5.4
EPSS
0.0%
CVE-2026-30241
EPSS 0% CVSS 8.2
HIGH PATCH This Week

Mercurius versions prior to 16.8.0 fail to validate GraphQL subscription query depth limits over WebSocket connections, allowing remote attackers to bypass depth restrictions that are properly enforced for HTTP queries. An attacker can exploit this to submit arbitrarily nested subscription queries that cause denial of service through exponential data resolution on schemas with recursive types. A patch is available in version 16.8.0.

Denial Of Service Mercurius
NVD GitHub
CVE-2025-64166
EPSS 0% CVSS 5.4
MEDIUM PATCH This Month

Mercurius is a GraphQL adapter for Fastify. Prior to version 16.4.0, a cross-site request forgery (CSRF) vulnerability was identified. The issue arises from incorrect parsing of the Content-Type header in requests. Specifically, requests with Content-Type values such as application/x-www-form-urlencoded, multipart/form-data, or text/plain could be misinterpreted as application/json. This misint...

CSRF Mercurius
NVD GitHub VulDB

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy