All vulnerabilities
CVE-2026-114056GHSA-9c7g-grf7-j2r5

ArcadeDB from 26.8.1 before 26.10.1 Authorization Bypass via ALTER TYPE WITH

ArcadeData arcadedb
Open in ThreatlineRecord JSON
CVSS
5.3Medium
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.21%Chance of exploitation activity in the next 30 days, higher than 11% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in26.10.1Fixed versionCVE List
Published21 Oct 2026Updated 21 Oct 2026CVE List

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

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.

Text from CVE List

Affected versions 2

  • arcadedbaffected: 26.8.1 before 26.10.1CVE List
  • arcadedbunaffected: 26.10.1CVE List

References 2