Coverage › CVE-2009-0238
CVE-2009-0238 Unmapped
Microsoft Office Remote Code Execution
- Vendor / product
- Microsoft — Office
- Description (CISA)
- Microsoft Office Excel contains a remote code execution vulnerability that could allow an attacker to take complete control of an affected system if a user opens a specially crafted Excel file that includes a malformed object.
- Added to KEV
- 2026-04-14 — after the latest CTID mapping snapshot (2025-07-28)
- Due date
- 2026-04-28
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Known ransomware use
- Unknown
- CWE
- CWE-94
- CISA notes
- https://learn.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-009
https://nvd.nist.gov/vuln/detail/CVE-2009-0238 - Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2009-0238. This entry was added to KEV on 2026-04-14, after that snapshot; of the 283 entries added since, 0 have a mapping. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE (CWE-94) — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.