CVE-2026-52751: Ghidra before 12.1 contains an unsafe deserialization vulnerability in client-side Shared-Project RMI connecti

Q: How do I fix CVE-2026-52751?

ghidra: upgrade to 12.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-52751 being exploited?

CVE-2026-52751 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-52751 affect?

CVE-2026-52751 affects ghidra. Severity is high (CVSS 8.8). 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,

Q: How urgent is CVE-2026-52751?

Priority 49/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2026-52751 is a high-severity flaw (CVSS 8.8) affecting ghidra. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-502
Published	2026-06-10
Last modified	2026-10-26

Publisher (CNA): VulnCheck · Vendor: nsa

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-10 14:16 UTCPublished CVE record published
2026-10-26 11:10 UTCUpdated Record last modified

nsa ghidra UPGRADE

Affected: < 12.1

Fixed in: 12.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ghidra || rpm -q ghidra || ghidra --version

2. UPGRADE to 12.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ghidra

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ghidra

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-52751?

ghidra: upgrade to 12.1. Exact commands for each OS are on this page.

Is CVE-2026-52751 being exploited?

CVE-2026-52751 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-52751 affect?

CVE-2026-52751 affects ghidra. Severity is high (CVSS 8.8). 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,

How urgent is CVE-2026-52751?

Priority 49/100. High severity; Public exploit reference

Related CVEs

CVE-2026-52750 HIGH 7.8 UPGRADE Ghidra before 12.1 contains a command injection vulnerability in URL annotation handling on Windows where cmd.
CVE-2026-52756 MEDIUM 4.8 UPGRADE Ghidra before 12.2 contains an unauthenticated path traversal vulnerability in the IsfServer that accepts TCP
CVE-2026-49498 HIGH 8.8 UPGRADE Ghidra 11.0 before 12.1 contains a SQL injection vulnerability in the changePassword() method of PostgresFunct
CVE-2026-52752 HIGH 7.8 UPGRADE Ghidra before 12.0.2 contains a path traversal vulnerability in the extension installer that fails to validate
CVE-2026-52754 HIGH 8.8 UPGRADE Ghidra before 12.1 contains an authentication bypass vulnerability in PKIAuthenticationModule.authenticate() t

References

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