CVE-2026-58518: mediawiki before 1.3.3 (exclusive); +1 more affected products

CVE-2026-58518. CVSS 3.1 base score 6.3 (MEDIUM, NVD). EPSS 0.00129 (percentile 0.02333), scored 24-Oct-2026.

Affected technology

mediawiki · before 1.3.3 (exclusive)
mediawiki

Mediawiki - RedirectManager Extension · * to before 1.3.3
The Wikimedia Foundation

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality, integrity and availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 25-Oct-2026 19:52 UTC

CWE: CWE-352
CCR priority: 25.2 /100 (P4)
CVSS 3.1: 6.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L · NVD
EPSS: 0.00129 · percentile 0.0256 · 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-2026-58518.html