Information disclosure in MediaWiki

CVE-2016-6335

MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1 does not generate head items in the context of a given title, which allows remote attackers to obtain sensitive information via a parse action to api.php.

Vulnerability class: Information Disclosure

EPSS: 0.017 (74.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

  • Mediawiki — versions 1.26.0, 1.26.1, 1.26.2
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-6335?
CVE-2016-6335 is a high-severity vulnerability in MediaWiki, classified under Information Disclosure. CVSS score: 7.5/10. Published 2017-04-20.
How severe is CVE-2016-6335?
High severity. CVSS v3 base score is 7.5 out of 10.