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CVE-2026-58027: mediawiki from 1.43.0 (inclusive), before 1.43.9 (exclusive), from 1.44.0 (inclusive), before 1.44.6 (exclusive), from…
CVE-2026-58027. CVSS 3.1 base score 6.5 (MEDIUM, NVD). EPSS 0.00371 (percentile 0.29898), scored 24-Oct-2026.
Affected technology
mediawiki · from 1.43.0 (inclusive), before 1.43.9 (exclusive)
mediawiki
mediawiki · from 1.44.0 (inclusive), before 1.44.6 (exclusive)
mediawiki
mediawiki · from 1.45.0 (inclusive), before 1.45.4 (exclusive)
mediawiki
mediawiki · 1.46.0 · update rc0
mediawiki
AbuseFilter · * to before 1.46.0, 1.45.4, 1.44.6, 1.43.9
Wikimedia Foundation
Component: Not specified by the source
File: includes/Api/QueryAbuseFilters.php
Attack conditions (Source advisory, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 4.0 assessment (base score 5.3/10) rates confidentiality impact as low; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-200
- CCR priority
- 26.1 /100 (P4)
- CVSS 3.1
- 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · NVD
- EPSS
- 0.00371 · percentile 0.30762 · 2026-10-25
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-25 19:51:06.643138+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-58027.html