---
id: CVE-2023-7279
title: >-
  A vulnerability has been found in Secure Systems Engineering Connaisseur up to
  3.3.0 and classified as problematic
summary: >-
  A vulnerability has been found in Secure Systems Engineering Connaisseur up to
  3.3.0 and classified as problematic. This vulnerability affects unknown code
  of the file connaisseur/res/targets_schema.json of the component Delegation
  Name …
severity: low
cvss: 2.6
cvssVector: 'CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-1333
vendor: securesystems
product: connaisseur
affected:
  - connaisseur < 3.3.1
patched:
  - connaisseur 3.3.1
published: '2024-09-02'
updated: '2026-09-03'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-7279'
references:
  - url: >-
      https://github.com/sse-secure-systems/connaisseur/commit/524b73ff7306707f6d3a4d1e86401479bca91b02
    label: cna@vuldb.com
  - url: 'https://github.com/sse-secure-systems/connaisseur/pull/1407'
    label: cna@vuldb.com
  - url: 'https://github.com/sse-secure-systems/connaisseur/releases/tag/v3.3.1'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.276268'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.276268'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00537
epssPercentile: 0.42834
ingestedAt: '2026-09-03T02:54:37.709Z'
---

## Overview

A vulnerability has been found in Secure Systems Engineering Connaisseur up to 3.3.0 and classified as problematic. This vulnerability affects unknown code of the file connaisseur/res/targets_schema.json of the component Delegation Name Handler. The manipulation leads to inefficient regular expression complexity. The complexity of an attack is rather high. The exploitation appears to be difficult. Upgrading to version 3.3.1 is able to address this issue. The name of the patch is 524b73ff7306707f6d3a4d1e86401479bca91b02. It is recommended to upgrade the affected component.

## Affected

- `connaisseur < 3.3.1`

## Remediation

Upgrade past the affected range:

- `connaisseur 3.3.1`