---
id: CVE-2019-11812
title: >-
  A persistent XSS issue was discovered in app/View/Helper/CommandHelper.php in
  MISP before 2.4.107
summary: >-
  A persistent XSS issue was discovered in app/View/Helper/CommandHelper.php in
  MISP before 2.4.107. JavaScript can be included in the discussion interface,
  and can be triggered by clicking on the link.
severity: medium
cvss: 6.1
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: misp-project
product: misp
affected:
  - misp < 2.4.107
patched:
  - misp 2.4.107
published: '2019-05-08'
updated: '2026-06-22'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2019-11812'
references:
  - url: >-
      https://github.com/MISP/MISP/commit/3a085a6ceea00b3ab674a984dd56c1846ef775ff
    label: cve@mitre.org
  - url: >-
      https://github.com/MISP/MISP/commit/3a085a6ceea00b3ab674a984dd56c1846ef775ff
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00815
epssPercentile: 0.55204
ingestedAt: '2026-06-29T13:24:33.228Z'
---

## Overview

A persistent XSS issue was discovered in app/View/Helper/CommandHelper.php in MISP before 2.4.107. JavaScript can be included in the discussion interface, and can be triggered by clicking on the link.

## Affected

- `misp < 2.4.107`

## Remediation

Upgrade past the affected range:

- `misp 2.4.107`