---
id: CVE-2020-24917
title: >-
  osTicket before 1.14.3 allows XSS via a crafted filename to
  DraftAjaxAPI::_uploadInlineImage() in include/ajax.draft.php.
summary: >-
  osTicket before 1.14.3 allows XSS via a crafted filename to
  DraftAjaxAPI::_uploadInlineImage() in include/ajax.draft.php.
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: enhancesoft
product: osticket
affected:
  - osticket < 1.14.3
patched:
  - osticket 1.14.3
published: '2020-08-30'
updated: '2026-07-10'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2020-24917'
references:
  - url: >-
      https://github.com/osTicket/osTicket/commit/518de223933eab0c5558741ce317f36958ef193d
    label: cve@mitre.org
  - url: 'https://github.com/osTicket/osTicket/compare/v1.14.2...v1.14.3'
    label: cve@mitre.org
  - url: 'https://sisl.lab.uic.edu/projects/chess/osticket-xss/'
    label: cve@mitre.org
  - url: >-
      https://github.com/osTicket/osTicket/commit/518de223933eab0c5558741ce317f36958ef193d
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/osTicket/osTicket/compare/v1.14.2...v1.14.3'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://sisl.lab.uic.edu/projects/chess/osticket-xss/'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.01225
epssPercentile: 0.675
ingestedAt: '2026-07-10T19:05:51.236Z'
---

## Overview

osTicket before 1.14.3 allows XSS via a crafted filename to DraftAjaxAPI::_uploadInlineImage() in include/ajax.draft.php.

## Affected

- `osticket < 1.14.3`

## Remediation

Upgrade past the affected range:

- `osticket 1.14.3`