What is CVE-2026-67356?

CVE-2026-67356 is a high-severity vulnerability in Arcadedata Arcadedb, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-08-02.

How severe is CVE-2026-67356?

High severity. CVSS v3 base score is 8.8 out of 10.

Privilege escalation in Arcadedata Arcadedb

CVE-2026-67356

ArcadeDB before 26.7.3 binds the real LocalDatabase object into JavaScript trigger contexts with HostAccess.ALL, allowing schema-admins to call getSecurity().createUser() without permission checks. Attackers with UPDATE_SCHEMA permission c…

Vulnerability class: Privilege Escalation

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Arcadedata Arcadedb — versions 0, 26.7.3

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-67356?: CVE-2026-67356 is a high-severity vulnerability in Arcadedata Arcadedb, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-08-02.
How severe is CVE-2026-67356?: High severity. CVSS v3 base score is 8.8 out of 10.