Description
Mediawiki v1.40.0 does not validate namespaces used in XML files.

Therefore, if the instance administrator allows XML file uploads,

a remote attacker with a low-privileged user account can use this

exploit to become an administrator by sending a malicious link to

the instance administrator.
Published: 2023-09-25
Score: 7.3 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3671-1 mediawiki security update
Debian DSA Debian DSA DSA-5520-1 mediawiki security update
EUVD EUVD EUVD-2023-44206 Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator.
History

Thu, 13 Feb 2025 17:00:00 +0000

Type Values Removed Values Added
Description Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator. Mediawiki v1.40.0 does not validate namespaces used in XML files. Therefore, if the instance administrator allows XML file uploads, a remote attacker with a low-privileged user account can use this exploit to become an administrator by sending a malicious link to the instance administrator.

Tue, 24 Sep 2024 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Debian Debian Linux
Mediawiki Mediawiki
cve-icon MITRE

Status: PUBLISHED

Assigner: Fluid Attacks

Published:

Updated: 2025-02-13T16:55:50.983Z

Reserved: 2023-07-08T01:02:40.399Z

Link: CVE-2023-3550

cve-icon Vulnrichment

Updated: 2024-08-02T07:01:56.435Z

cve-icon NVD

Status : Modified

Published: 2023-09-25T16:15:14.347

Modified: 2025-02-13T17:16:57.407

Link: CVE-2023-3550

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-09-25T00:00:00Z

Links: CVE-2023-3550 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses