CVE detail
CVE-2009-1537 — Microsoft DirectX NULL Byte Overwrite Vulnerability
Published 2026-05-20 · Modified 2026-05-20 · Source kev
HIGH
severity
CVSS-derived band
0.5121
EPSS probability
exploitation probability, 30d
99.0%
EPSS percentile
percentile vs all CVEs
LISTED
CISA KEV
due 2026-06-03
⚠ Actively exploited in the wild — CISA KEV listed 2026-05-20, federal remediation due 2026-06-03.
Description
Microsoft DirectX contains a NULL byte overwrite vulnerability in the QuickTime Movie Parser Filter in quartz.dll in DirectShow which could allow remote attackers to execute arbitrary code via a crafted QuickTime media file.
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