# CVE-2014-2853: Cross-site scripting vulnerability in includes/actions/InfoAction.php

Source: https://junglewise.ai/threats/cve-2014-2853-cross-site-scripting-vulnerability-in-includes-actions-infoaction  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-17  
License: CC BY 4.0 with a link back

CVE-2014-2853 · Severity: info · Published 2022-05-17

Cross-site scripting vulnerability in includes/actions/InfoAction.php

Technologies: [mediawiki/core (Packagist)](https://junglewise.ai/threats/technologies/mediawiki-core). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is CVE-2014-2853 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2014-2853 being exploited in the wild.

**How severe is CVE-2014-2853?** Informational severity, published 17 May 2022.

**Which products and versions are affected?** mediawiki/core (Packagist) ECOSYSTEM:introduced=0,fixed=1.21.9.

**Is there a fix for CVE-2014-2853?** Yes. mediawiki/core (Packagist): upgrade to 1.21.9 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2014-2853?** Check whether you run mediawiki/core (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- mediawiki/core (Packagist): upgrade to 1.21.9 or later

  ```sh
  composer require mediawiki/core:^1.21.9
  ```


## Affected products

- mediawiki/core (Packagist) ECOSYSTEM:introduced=0,fixed=1.21.9

## Identifiers

- CVE-2014-2853
- GHSA-6h86-9r5g-f2h5

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- [MediaWiki allows a denial of service](https://junglewise.ai/threats/cve-2021-41800-mediawiki-allows-a-denial-of-service)
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