CVE-2015-2933: XSS

Published Apr 13, 2015
·
Updated

Cross-site scripting (XSS) vulnerability in the Html class in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via a LanguageConverter substitution string when using a language variant.

Affected Software

49 affected components
MediaWiki MediaWiki<=1.19.23
MediaWiki MediaWiki=1.20
MediaWiki MediaWiki=1.20.1
MediaWiki MediaWiki=1.20.2
MediaWiki MediaWiki=1.20.3
MediaWiki MediaWiki=1.20.4
MediaWiki MediaWiki=1.20.5
MediaWiki MediaWiki=1.20.6
MediaWiki MediaWiki=1.20.7
MediaWiki MediaWiki=1.20.8
MediaWiki MediaWiki=1.21
MediaWiki MediaWiki=1.21.1
MediaWiki MediaWiki=1.21.2
MediaWiki MediaWiki=1.21.3
MediaWiki MediaWiki=1.21.4
MediaWiki MediaWiki=1.21.5
MediaWiki MediaWiki=1.21.6
MediaWiki MediaWiki=1.21.7
MediaWiki MediaWiki=1.21.8
MediaWiki MediaWiki=1.21.9
MediaWiki MediaWiki=1.21.10
MediaWiki MediaWiki=1.21.11
MediaWiki MediaWiki=1.22.0
MediaWiki MediaWiki=1.22.1
MediaWiki MediaWiki=1.22.2
MediaWiki MediaWiki=1.22.3
MediaWiki MediaWiki=1.22.4
MediaWiki MediaWiki=1.22.5
MediaWiki MediaWiki=1.22.6
MediaWiki MediaWiki=1.22.7
MediaWiki MediaWiki=1.22.8
MediaWiki MediaWiki=1.22.9
MediaWiki MediaWiki=1.22.10
MediaWiki MediaWiki=1.22.11
MediaWiki MediaWiki=1.22.12
MediaWiki MediaWiki=1.22.13
MediaWiki MediaWiki=1.22.14
MediaWiki MediaWiki=1.22.15
MediaWiki MediaWiki=1.23.0
MediaWiki MediaWiki=1.23.1
MediaWiki MediaWiki=1.23.2
MediaWiki MediaWiki=1.23.3
MediaWiki MediaWiki=1.23.4
MediaWiki MediaWiki=1.23.5
MediaWiki MediaWiki=1.23.6
MediaWiki MediaWiki=1.23.7
MediaWiki MediaWiki=1.23.8
MediaWiki MediaWiki=1.24.0
MediaWiki MediaWiki=1.24.1

Event History

Apr 13, 2015
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2015-2933?

CVE-2015-2933 is rated as moderate severity due to its potential to allow cross-site scripting attacks.

2

How do I fix CVE-2015-2933?

To fix CVE-2015-2933, upgrade MediaWiki to version 1.19.24, 1.23.9, or 1.24.2 or later to ensure the vulnerability is patched.

3

What software versions are affected by CVE-2015-2933?

CVE-2015-2933 affects MediaWiki versions prior to 1.19.24, 1.23.9, and 1.24.2.

4

What type of attack does CVE-2015-2933 facilitate?

CVE-2015-2933 facilitates cross-site scripting (XSS) attacks through arbitrary web script or HTML injection.

5

Who can exploit CVE-2015-2933?

Remote attackers can exploit CVE-2015-2933 to inject malicious scripts if the affected MediaWiki versions are not updated.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203