Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Import/ImportableOldRevisionImporter.Php.

This issue affects MediaWiki: from * before 1.44.3, 1.45.1.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00042.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Wikimedia Foundation MediaWiki unaffected
Version Status Constraints
* affected < 1.44.3, 1.45.1

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://phabricator.wikimedia.org/T405859 cve-icon cve-icon
History

Tue, 03 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 03 Feb 2026 13:15:00 +0000

Type Values Removed Values Added
Description Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Import/ImportableOldRevisionImporter.Php. This issue affects MediaWiki: from * before 1.44.3, 1.45.1.
Title Importing leaks IP address of importer via EventStreams
References
Metrics cvssV4_0

{'score': 1.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2026-02-03T15:32:15.153Z

Reserved: 2025-12-08T17:51:48.871Z

Link: CVE-2025-67476

cve-icon Vulnrichment

Updated: 2026-02-03T15:26:17.935Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-03T02:16:08.590

Modified: 2026-02-03T16:44:03.343

Link: CVE-2025-67476

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.