High severity7.5NVD Advisory· Published Jul 20, 2026· Updated Jul 22, 2026
CVE-2026-63760
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
surrealdbcrates.io | < 3.1.0 | 3.1.0 |
Affected products
2Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-q729-696q-g9pqghsaADVISORY
- github.com/surrealdb/surrealdb/security/advisories/GHSA-q729-696q-g9pqnvdVendor AdvisoryMitigationWEB
- nvd.nist.gov/vuln/detail/CVE-2026-63760ghsaADVISORY
- www.vulncheck.com/advisories/surrealdb-before-denial-of-service-via-json-parsernvdThird Party AdvisoryWEB
- github.com/surrealdb/surrealdb/commit/1bd9826f477f4089134460dc5574b6f4e6916973ghsaWEB
News mentions
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