Is CVE-2026-58025 actively exploited?

No active exploitation of CVE-2026-58025 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-58025 be exploited remotely?

Yes. CVE-2026-58025 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-58025?

CVE-2026-58025 has a CVSS score of 5.9 (MEDIUM).

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MEDIUM

CVE-2026-58025

CWE-94Published: July 1, 2026· Updated: Jul 1, 2026

5.9

CVSS v3.1

EPSS:0.34%probability of exploitation in 30 daysPercentile:26.2th

Official Description

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.

NVD Source

Technical Analysis

CVE-2026-58025 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges Req.High

User InteractionNone

ScopeX

Impact

Confidentiality

Integrity

Availability

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X