Seguridad de la Información

Alertas de Seguridad de la Información

Vulnerabilidades explotadas activamente, incidentes y análisis relevantes para México y LATAM. Actualizado automáticamente desde fuentes oficiales.

48 vulnerabilidades en CISA KEV — explotación activa confirmada Ver todas →

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Esta semana

RSS

sharepoint server × Limpiar todo ×

M Alto vulnerabilidad

[CVE-2026-58277] Improper authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privi…

Improper authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

M Alto vulnerabilidad

[CVE-2026-55126] Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Of…

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

M Alto vulnerabilidad

[CVE-2026-55052] Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privil…

Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

M Crítico vulnerabilidad

[CVE-2026-55040] Weak authentication in Microsoft Office SharePoint allows an unauthorized attacker to bypass a secur…

Weak authentication in Microsoft Office SharePoint allows an unauthorized attacker to bypass a security feature over a network.

M Alto vulnerabilidad

[CVE-2026-55034] Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Of…

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

M Alto vulnerabilidad

[CVE-2026-55021] Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Of…

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

M Alto vulnerabilidad

[CVE-2026-47298] Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code …

Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

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M Alto vulnerabilidad

[CVE-2026-47634] Improper neutralization of special elements in output used by a downstream component ('injection') i…

Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

M Alto vulnerabilidad

[CVE-2026-45481] Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Of…

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

M Alto vulnerabilidad

[CVE-2026-45484] Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to el…

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.