CVE Watch—

CVE-2009-0556

Microsoft Office PowerPoint Code Injection Vulnerability

CVSS

—

Sin CVSS

EPSS

67.5%

p99

KEV

SÍ

7 ene 2026

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

67.5%EPSS · 30 días67.5%

2026-06-302026-07-16

Ficha del catálogo KEV

Producto

Microsoft / Office

Vulnerabilidad

Microsoft Office PowerPoint Code Injection Vulnerability

Añadido a KEV

7 ene 2026

Remediar antes de

28 ene 2026

Uso conocido en ransomware

Descripción resumida

Microsoft Office PowerPoint contains a code injection vulnerability that allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an invalid index value that triggers memory corruption.

Acción requerida

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notas

https://learn.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-017 ; https://nvd.nist.gov/vuln/detail/CVE-2009-0556

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