CVE-2026-58025CWE-502CWE-94

Remote Code Execution via Unsafe Deserialization in LogItem Import

Medium · published July 1, 2026

CVSS v4.0
5.9
EPSS
1%
Percentile
42.1
In the wild
Unconfirmed
What it is

Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.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
5.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L
EPSS
0.00503 · 42.1th percentile
Weaknesses
CWE-502 · Deserialization of Untrusted Data; CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-07-01T15:23Z
EPSS history
Timeline
  • 01 JUL 15:23Z
    Remote Code Execution via Unsafe Deserialization in LogItem Import
    cvelistv5