CVE-2026-52759
Medium
Description
Ghidra before 12.1.1 contains an uncontrolled memory allocation vulnerability in the Mach-O binary parser that allows attackers to cause denial of service. An attacker can supply a crafted Mach-O binary with an arbitrarily large ncmds load command count value, forcing the parser to allocate excessive heap memory without validating file size, crashing the Ghidra JVM.
SeverityMedium
CVSS5.5
Exploit probability—
ProductNsa Ghidra
PublishedJun 10, 2026
First seenJun 10, 2026
Weakness typeCWE-789CWE-789
How to fix
Update
- nsa ghidra12.1.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nsa ghidra | v < 12.1.1 | 12.1.1 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.