CVE detail
CVE-2009-0238 — Microsoft Office Remote Code Execution
Published 2026-04-14 · Modified 2026-04-14 · Source kev
HIGH
severity
CVSS-derived band
0.4306
EPSS probability
exploitation probability, 30d
99.0%
EPSS percentile
percentile vs all CVEs
LISTED
CISA KEV
due 2026-04-28
⚠ Actively exploited in the wild — CISA KEV listed 2026-04-14, federal remediation due 2026-04-28.
Description
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.
Remediation
No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.
References