Exploited Vulnerabilities DailyCVE-2009-0556: Microsoft Office
EPSS67.3%No. 749 of 1739 in KEV
CVE year2009~17 yrs before listing
Same vendor in KEV389
Same product29
| Field | Value |
|---|---|
| Vendor | Microsoft |
| Product | Office |
| Name | Microsoft Office PowerPoint Code Injection Vulnerability |
| Added to KEV | 2026-01-07 |
| US federal due date | 2026-01-28 |
| Ransomware use | Unknown |
| CWE | CWE-94 |
CISA description
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.
Other entries for this product
| CVE | Vendor / product | Added | EPSS | Ransomware |
|---|---|---|---|---|
| CVE-2009-0238 | Microsoft Office | 2026-04-14 | 43.2% | Unknown |
| CVE-2026-21514 | Microsoft Office | 2026-02-10 | 1.6% | Unknown |
| CVE-2026-21509 | Microsoft Office | 2026-01-26 | 70.7% | Unknown |
| CVE-2007-0671 | Microsoft Office | 2025-08-12 | 43.2% | Unknown |
| CVE-2023-23397 | Microsoft Office | 2023-03-14 | 97.1% | Unknown |
| CVE-2023-21715 | Microsoft Office | 2023-02-14 | 12.0% | Unknown |
| CVE-2013-1331 | Microsoft Office | 2022-06-08 | 79.8% | Unknown |
| CVE-2009-0563 | Microsoft Office | 2022-06-08 | 62.8% | Unknown |
| CVE-2009-0557 | Microsoft Office | 2022-06-08 | 53.0% | Unknown |
| CVE-2021-38646 | Microsoft Office | 2022-03-28 | 7.9% | Known |
| CVE-2015-1770 | Microsoft Office | 2022-03-28 | 34.9% | Unknown |
| CVE-2017-11826 | Microsoft Office | 2022-03-03 | 81.1% | Unknown |
| CVE-2017-0261 | Microsoft Office | 2022-03-03 | 78.1% | Unknown |
| CVE-2016-7193 | Microsoft Office | 2022-03-03 | 57.5% | Unknown |
| CVE-2015-2545 | Microsoft Office | 2022-03-03 | 85.9% | Unknown |
Data from CISA's Known Exploited Vulnerabilities (KEV) catalog. EPSS is FIRST's estimated probability of exploitation activity in the next 30 days, refreshed weekly. Always follow the vendor's official guidance.
About this page
A Microsoft Office vulnerability added to CISA's Known Exploited Vulnerabilities catalog on 2026-01-07.