CVE-2026-63759
mediumpriority · track · 0EPSS 0.004 · 39 %ileEUUSEPSS · scored 2026-10-26
SurrealDB before 3.1.0 fails to enforce recursion depth limits in the type/kind parser when processing nested type annotations. Authenticated attackers can send queries with deeply nested type annotations to exhaust server memory and crash the process.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.9–7.1
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://github.com/surrealdb/surrealdb/security/advisories/GHSA-q8qp-67f9-wr3fcnnvd
- https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-nested-type-annotationscnnvd
- https://github.com/surrealdb/surrealdb/security/advisories/GHSA-q8qp-67f9-wr3fenisa_euvd
- https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-nested-type-annotationsenisa_euvd
- https://github.com/surrealdb/surrealdb/security/advisories/GHSA-q8qp-67f9-wr3fMitigationVendor Advisorynvd
- https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-nested-type-annotationsThird Party Advisorynvd
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