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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M Alto vulnerabilidad

[CVE-2026-55130] Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code …

Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55131] Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code…

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55132] Double free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Double free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55058] Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally…

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55120] Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute…

Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55122] Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information…

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

M Alto vulnerabilidad

[CVE-2026-55123] Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute…

Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.

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M Alto vulnerabilidad

[CVE-2026-55125] Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local…

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

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 Alto vulnerabilidad

[CVE-2026-55053] Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code…

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55055] Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code…

Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55056] Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local…

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55044] Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally…

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55045] Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55048] Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute …

Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

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M Alto vulnerabilidad

[CVE-2026-55049] Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local…

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55038] Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code…

Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55039] Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to …

Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

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-2026-55041] Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code…

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

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