CVE-2026-0817

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-0817
Missing Authorization vulnerability in Wikimedia Foundation MediaWiki - CampaignEvents extension allows Privilege Abuse.This issue affects MediaWiki - CampaignEvents extension: 1.45, 1.44, 1.43, 1.39.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://gerrit.wikimedia.org/r/q/I7ed0049691258c8bd2555e599b9b88490fbe3358 Patch
https://phabricator.wikimedia.org/T410560 Issue Tracking
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:wikimedia:campaignevents:1.39:*:*:*:*:mediawiki:*:*
cpe:2.3:a:wikimedia:campaignevents:1.43:*:*:*:*:mediawiki:*:*
cpe:2.3:a:wikimedia:campaignevents:1.44:*:*:*:*:mediawiki:*:*
cpe:2.3:a:wikimedia:campaignevents:1.45:*:*:*:*:mediawiki:*:*
History

No history.

Information

Published : 2026-01-09 16:16

Updated : 2026-02-10 20:20

NVD link : CVE-2026-0817

Mitre link : CVE-2026-0817

CVE.ORG link : CVE-2026-0817

JSON object : View

Products Affected

wikimedia

  • campaignevents
CWE
CWE-862

Missing Authorization