Unrated severityNVD Advisory· Published Jul 20, 2026· Updated Jul 28, 2026
SurrealDB before 3.1.0 Denial of Service via JSON Parser
CVE-2026-63760
Description
SurrealDB before 3.1.0 fails to enforce the configured recursion depth limit in the value and JSON parser when processing nested braces, brackets, or parentheses. Unauthenticated attackers can send deeply nested JSON payloads to the WebSocket /rpc endpoint to exhaust server memory and crash the process.
Affected products
1Patches
Vulnerability mechanics
References
2- github.com/surrealdb/surrealdb/security/advisories/GHSA-q729-696q-g9pqmitrevendor-advisory
- www.vulncheck.com/advisories/surrealdb-before-denial-of-service-via-json-parsermitrethird-party-advisory
News mentions
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