Medium severity4.3NVD Advisory· Published Oct 21, 2026· Updated Oct 21, 2026

CVE-2026-114056

Description

ArcadeDB from 26.8.1 before 26.10.1 contains an authorization bypass vulnerability that allows read-only users to modify edge type lightweight and unique schema flags without UPDATE_SCHEMA permission. Attackers can send a bare ALTER TYPE edgeType WITH lightweight = true command over the HTTP, gRPC, or Bolt command API to persistently alter edge storage declarations.

Affected products

ArcadeDB/ArcadeDBllm-fuzzy
Range: 26.8.1 <= v < 26.10.1

Patches

Vulnerability mechanics

References

github.com/ArcadeData/arcadedb/security/advisories/GHSA-9c7g-grf7-j2r5nvd
www.vulncheck.com/advisories/arcadedb-from-26.8.1-before-26.10.1-authorization-bypass-via-alter-type-withnvd

News mentions

No linked articles in our index yet.

cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000