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CVE-2025-24993 is a heap-based buffer overflow in the Windows NTFS file-system component. Processing a specially crafted VHD can corrupt heap memory when the image is mounted, enabling an unauthorized attacker to achieve local code execution. The vulnerability was reported as actively exploited in the wild.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
10 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A Windows vulnerability that enables attacker code execution immediately after a disk image is mounted on unpatched systems.
A Windows vulnerability that can trigger attacker code execution immediately when a disk image is mounted on an unpatched system.
A Windows NTFS remote code execution vulnerability, apparently similar to the malicious-VHD NTFS issues, and reported as exploited in the wild.
A Windows NTFS memory corruption vulnerability affecting nearly all Windows systems by default, enabling local code execution by unauthorized attackers.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.