---
id: CVE-2023-49926
title: >-
  app/Lib/Tools/EventTimelineTool.php in MISP before 2.4.179 allows XSS in the
  event timeline widget.
summary: >-
  app/Lib/Tools/EventTimelineTool.php in MISP before 2.4.179 allows XSS in the
  event timeline widget.
severity: medium
cvss: 6.1
cvssVector: 'CVSS:3.1/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 < 2.4.179
patched:
  - misp 2.4.179
published: '2023-12-03'
updated: '2026-06-22'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-49926'
references:
  - url: >-
      https://github.com/MISP/MISP/commit/dc73287ee2000476e3a5800ded402825ca10f7e8
    label: cve@mitre.org
  - url: 'https://github.com/MISP/MISP/compare/v2.4.178...v2.4.179'
    label: cve@mitre.org
  - url: >-
      https://github.com/MISP/MISP/commit/dc73287ee2000476e3a5800ded402825ca10f7e8
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/MISP/MISP/compare/v2.4.178...v2.4.179'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00413
epssPercentile: 0.32804
ingestedAt: '2026-06-29T13:24:33.945Z'
---

## Overview

app/Lib/Tools/EventTimelineTool.php in MISP before 2.4.179 allows XSS in the event timeline widget.

## Affected

- `misp < 2.4.179`

## Remediation

Upgrade past the affected range:

- `misp 2.4.179`