CVE-2026-0671CWE-79

Multiple stored i18n/message-key XSSes in UploadWizard

Medium · published January 8, 2026

CVSS v3.1
6.1
EPSS
0%
Percentile
14.4
In the wild
Unconfirmed
What it is

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00241 · 14.4th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-01-08T16:21Z
EPSS history
Timeline
  • 08 JAN 16:21Z
    Multiple stored i18n/message-key XSSes in UploadWizard
    cvelistv5