What’s Vulnerable › Vulnerabilities

CVE-2026-52751: Ghidra < 12.1 - Remote Code Execution via Unfiltered RMI Deserialization in Shared Project Connection

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-06-10 · updated 2026-10-26
• Weakness: CWE-502

Description

Ghidra before 12.1 contains an unsafe deserialization vulnerability in client-side Shared-Project RMI connection code that allows unauthenticated remote code execution. Attackers can craft a malicious project file with a ghidra:// URL that, when opened via File → Open Project, deserializes untrusted objects using a Jython 2.7.4 gadget chain to execute arbitrary commands.

Affected products

• nationalsecurityagency ghidra: before 12.1 — fixed in 12.1

How to fix

Upgrade to a fixed version: nationalsecurityagency ghidra 12.1. Check the vendor advisory for mitigations.

References

• https://github.com/NationalSecurityAgency/ghidra/commit/91a269103fe5d133c14ec3afa60280dccb94be5c
• https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-fgg5-g275-7742
• https://www.vulncheck.com/advisories/ghidra-remote-code-execution-via-unfiltered-rmi-deserialization-in-shared-project-connection

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