Multiple vulnerabilities in MediaWiki and extensions

Description

Multiple serious vulnerabilities have been found in MediaWiki. Malicious users can exploit these vulnerabilities to bypass security restrictions, inject arbitrary code, cause denial of service or obtain sensitive information.

Below is a complete list of vulnerabilities

1. Unknown vulnerability can be exploited remotely via a specially designed SVG, PDF, password or entity manipuations;
2. XSS vulnerability in CheckUser extension can be exploited remotely via a specially designed request;
3. CSRF vulnerability in Scripunto extension can be exploited remotely via an unknown vectors;
4. XSS vulnerability can be exploited remotely via a specially designed JS or string;
5. Improper entities handle can be exploited remotely via a specially designed SVG file;
6. Incomplete blacklist can be exploited remotely via a specially designed XLink or SVG.

Original advisories

• MediaWiki notice

Related products

• MediaWiki

CVE list

• CVE-2015-2941
  warning
• CVE-2015-2942
  high
• CVE-2015-2932
  warning
• CVE-2015-2931
  warning
• CVE-2015-2938
  warning
• CVE-2015-2937
  high
• CVE-2015-2936
  high
• CVE-2015-2935
  critical
• CVE-2015-2939
  warning
• CVE-2015-2940
  high
• CVE-2015-2933
  warning
• CVE-2015-2934
  warning

Read more

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