CVE-2026-58026CWE-200

$wgNonincludableNamespaces can be bypassed by embedding redirect in other namespaces

published July 1, 2026

CVSS v4.0
0.0
EPSS
0%
Percentile
29.6
In the wild
Unconfirmed
What it is

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files includes/Parser/Parser.Php.

This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

The record
Technical detail
CVSS v4.0
0.0 · NONE
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00369 · 29.6th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2026-07-01T15:10Z
EPSS history
Timeline
  • 01 JUL 15:10Z
    $wgNonincludableNamespaces can be bypassed by embedding redirect in other namespaces
    cvelistv5