MediaWiki API XSS

medium Nessus Plugin ID 53449
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The remote web server hosts a version of MediaWiki that is affected by a cross-site scripting vulnerability.


A cross-site scripting vulnerability exists in this installation of MediaWiki that allows an attacker to execute arbitrary script code in the browser of an unsuspecting user. Such script code could steal authentication credentials and be used to launch other attacks.


Upgrade to MediaWiki 1.16.4 or later.

See Also

Plugin Details

Severity: Medium

ID: 53449

File Name: mediawiki_1_16_4.nasl

Version: 1.11

Type: remote

Published: 4/15/2011

Updated: 1/19/2021

Dependencies: mediawiki_detect.nasl

Risk Information


Risk Factor: Low

Score: 3


Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.7

Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Temporal Vector: E:H/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/a:mediawiki:mediawiki

Required KB Items: installed_sw/MediaWiki, www/PHP

Exploit Ease: No exploit is required

Patch Publication Date: 4/14/2011

Vulnerability Publication Date: 4/12/2011

Reference Information

CVE: CVE-2011-1587

BID: 47354

Secunia: 44142

CWE: 20, 74, 79, 442, 629, 711, 712, 722, 725, 750, 751, 800, 801, 809, 811, 864, 900, 928, 931, 990