CVE-2026-76763

A flaw was found in SmallRye GraphQL. The number scalar coercion for BigInteger does not properly validate the magnitude of float or string inputs. An unauthenticated remote attacker can exploit this by sending a GraphQL query containing a large exponent float literal. This can lead to the...

CVE-2026-76763 Io.smallrye/smallrye-graphql: smallrye graphql: unauthenticated denial of service via large exponent float literals

A flaw was found in SmallRye GraphQL. The number scalar coercion for BigInteger does not properly validate the magnitude of float or string inputs. An unauthenticated remote attacker can exploit this by sending a GraphQL query containing a large exponent float literal. This can lead to the...

CVE-2026-76763

SmallRye GraphQL contains a flaw in its number scalar coercion for BigInteger , which fails to properly validate the magnitude of float or string inputs. An unauthenticated remote attacker can send a GraphQL query containing a large exponent float literal, triggering the allocation of extremely l...

EUVD-2026-68525

A flaw was found in SmallRye GraphQL. The number scalar coercion for BigInteger does not properly validate the magnitude of float or string inputs. An unauthenticated remote attacker can exploit this by sending a GraphQL query containing a large exponent float literal. This can lead to the...

CVE-2026-76763

A flaw was found in SmallRye GraphQL. The number scalar coercion for BigInteger does not properly validate the magnitude of float or string inputs. An unauthenticated remote attacker can exploit this by sending a GraphQL query containing a large exponent float literal. This can lead to the...

Authorization Bypass

quarkus-smallrye-graphql is vulnerable to Authorization Bypass. The vulnerability is due to doHandle function in SmallRyeGraphQLOverWebSocketHandler.java file there are no checks to ensure that the user is authenticated or authorized to access the GraphQL endpoint. This allows an attacker to acce...