CVE-2026-58034 — Stored XSS through a system message when blocking a temporary account that's related to other temporary accounts
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated w…
Published: 2026-07-01 · CVSS: 0.0 · CVSS 4.0
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation CheckUser. This vulnerability is associated with program files modules/ext.CheckUser.TempAccounts/components/blockConnectedTempAccountsField.Vue. This issue affects CheckUser: from 1.46.0-rc.0 before 1.46.0.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7