CVE-2026-75846

High

Description

ArcadeDB before 26.8.1 (affected versions <= 26.7.3) contains a missing authorization vulnerability in the DELETE FUNCTION SQL statement. DeleteFunctionStatement.executeSimple unregisters and persists deletion of a server-side function without any checkPermissionsOnDatabase (UPDATE_SCHEMA) check. Any user with database access can execute DELETE FUNCTION via the command API (POST /api/v1/command/{db}) to permanently remove any registered server-side function, including security-relevant logic, impacting integrity and availability.

SeverityHigh

CVSS7.1

Exploit probability—

ProductArcadedata Arcadedb

PublishedAug 18, 2026

First seenAug 18, 2026

Weakness typeCWE-862Missing authorization

How to fix

Update

ArcadeData arcadedb26.8.1 or later

Vendor advisories

github.com/ArcadeData/arcadedb/security/advisories/GHSA-vv82-qvpf-rjwv

Affected products

Product	Affected versions	Fixed in
ArcadeData arcadedb	v < 26.8.1	26.8.1

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