CVE-2026-114056

MEDIUM 4.3

ArcadeDB from 26.8.1 before 26.10.1 Authorization Bypass via ALTER TYPE WITH

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-862
Vendor	arcadedata
Product	arcadedb
Published	Oct 21, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

ArcadeData / arcadedb

26.8.1 < 26.10.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-9c7g-grf7-j2r5 vulncheck.com: https://www.vulncheck.com/advisories/arcadedb-from-26.8.1-before-26.10.1-authorization-bypass-via-alter-type-with

Credits

🔍 manus-pi 🔍 manus-use