---
id: CVE-2021-37742
title: >-
  app/View/Elements/GalaxyClusters/view_relation_tree.ctp in MISP 2.4.147 allows
  Stored XSS when viewing galaxy cluster relationships.
summary: >-
  app/View/Elements/GalaxyClusters/view_relation_tree.ctp in MISP 2.4.147 allows
  Stored XSS when viewing galaxy cluster relationships.
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: misp-project
product: misp
affected:
  - misp = 2.4.147
published: '2021-07-30'
updated: '2026-06-22'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2021-37742'
references:
  - url: >-
      https://github.com/MISP/MISP/commit/af50add82433eb2a740c3621b99d9d14d2b1e192
    label: cve@mitre.org
  - url: >-
      https://zigrin.com/advisories/misp-stored-xss-when-viewing-galaxy-cluster-relationships/
    label: cve@mitre.org
  - url: >-
      https://github.com/MISP/MISP/commit/af50add82433eb2a740c3621b99d9d14d2b1e192
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://zigrin.com/advisories/misp-stored-xss-when-viewing-galaxy-cluster-relationships/
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00592
epssPercentile: 0.4596
ingestedAt: '2026-06-29T13:24:33.477Z'
---

## Overview

app/View/Elements/GalaxyClusters/view_relation_tree.ctp in MISP 2.4.147 allows Stored XSS when viewing galaxy cluster relationships.

## Affected

- `misp = 2.4.147`

## Remediation

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