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.
CVE-2026-52751
This high-severity CVE scores 8.8 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.7%, top 50% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.8
- EG Score
- 8.8(medium)
- EG Risk
- 40(Track)EG Risk 40/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity88% × 45%Exploitation1% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 50%
- KEV
- Not listed
Published
June 10, 2026
Last Modified
July 14, 2026
Advisory Details (3)
Auto-updated Jun 10, 2026Ghidra < 12.1 - Remote Code Execution via Unfiltered RMI Deserialization in Shared Project Connection | Advisories | VulnCheck
https://www.vulncheck.com/advisories/ghidra-remote-code-execution-via-unfiltered-rmi-deserialization-in-shared-project-connectionGhidra RCE via Unfiltered RMI Deserialisation · Advisory · NationalSecurityAgency/ghidra · GitHub
https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-fgg5-g275-7742commit 91a269103fe5 (NationalSecurityAgency/ghidra)
Fix landed in NationalSecurityAgency/ghidra commit 91a269103fe5 — awaiting tagged release
https://github.com/NationalSecurityAgency/ghidra/commit/91a269103fe5d133c14ec3afa60280dccb94be5cWeakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 9× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-26 21:04 UTCEG score recompute
- 2026-07-26 14:54 UTCEPSS rescore
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- 2026-07-23 03:19 UTCEG score recompute
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- 2026-06-12 23:12 UTCEPSS rescore
- 2026-06-11 14:00 UTCEPSS rescore
- 2026-06-10 15:18 UTCEG score recompute
- 2026-06-10 15:18 UTCNVD updatefirst tracked
Frequently asked(5)
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Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-52751
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