---
id: CVE-2026-75846
title: >-
  ArcadeDB before 26.8.1 (affected versions <= 26.7.3) contains a missing
  authorization vulnerability in the DELETE FUNCTION SQL statement
summary: >-
  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 w…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L'
cwe:
  - CWE-862
published: '2026-08-18'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T20:32:39.347'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-75846'
references:
  - url: >-
      https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-vv82-qvpf-rjwv
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/arcadedb-before-unauthorized-function-deletion-via-delete-function
    label: disclosure@vulncheck.com
tags:
  - nvd
epss: 0.00249
epssPercentile: 0.16596
ingestedAt: '2026-09-08T21:11:12.280Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.