CVE-2026-49495

Medium

Description

Ghidra 10.2 before 12.1 contains an uncontrolled resource consumption vulnerability in ExportTrie.parseTrie() that lacks cycle detection when traversing Mach-O binary export tries. A crafted Mach-O binary with circular references in the export trie causes unbounded queue growth and exponential string concatenation, triggering OutOfMemoryError that crashes the entire JVM and loses all unsaved work.

SeverityMedium

CVSS5.5

Exploit probability—

ProductNsa Ghidra

PublishedJun 10, 2026

First seenJun 10, 2026

Weakness typeCWE-835CWE-835

How to fix

Update

nsa ghidra12.1 or later

Vendor advisories

github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-wm33-9f68-3vjg

Affected products

Product	Affected versions	Fixed in
nsa ghidra	10.2 ≤ v < 12.1	12.1

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