Vulnerability in MediaWiki

CVE-2015-2937

MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM or Zend PHP, allows remote attackers to cause a denial of service ("quadratic blowup" and memory consumption) via an XML file containing an entity declaration with long replacement text and many references to this entity, a different vulnerability than CVE-2015-2942.

EPSS: 0.027 (84.3th percentile) — read the EPSS interpretation.

Affected products

  • Mediawiki — versions 1.20, 1.20.1, 1.20.2
  • N/a — versions n/a

Weakness classification (CWE)

References