CVE-2026-100240None▾ SunlitMissing Authorization vulnerability in Wikimedia Foundation Mediawiki - TemplateSandbox Extension allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects Mediawiki - TemplateSandbox Extension: from * before 1…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0 · exploitation 0
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Missing Authorization vulnerability in Wikimedia Foundation Mediawiki - TemplateSandbox Extension allows Accessing Functionality Not Properly Constrained by ACLs.
This issue affects Mediawiki - TemplateSandbox Extension: from * before 1.46.1, 1.45.5, 1.43.10.
mediawiki_-_templatesandbox_extension < 1.46.1, 1.45.5, 1.43.10Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-100376Medium· 4.8Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - TemplateSandbox Extension allows Cross-Site Scripting (XSS). This issue affects Mediawiki - Te…
CVE-2026-100378Medium· 5.3Missing Authorization vulnerability in Wikimedia Foundation Mediawiki - Translate Extension allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects Mediawiki - Translate Extension: from * before 1.46.1, 1.45.…
CVE-2026-100238NoneFlow colon-separator and flow-guidedtour-optin-welcome-description messages allow stored XSS
CVE-2026-100383Medium· 4.8Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - WikiLambda Extension allows Cross-Site Scripting (XSS). This issue affects Mediawiki - WikiLam…
CVE-2026-100381Medium· 5.3Improper 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 - Uploa…
CVE-2026-100382Critical· 10.0Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in Wikimedia Foundation Mediawiki - ExternalData Extension allows OS Command Injection. This issue affects Mediawiki - ExternalData…