Vulnerability Description
Ghidra before 12.2 contains an unauthenticated path traversal vulnerability in the IsfServer that accepts TCP connections and passes client-supplied namespace strings directly to filesystem operations without validation. Remote attackers can connect to port 54321 and send crafted protobuf messages with traversal sequences to enumerate filesystem paths and probe arbitrary files.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nsa | Ghidra | <= 12.1.2 |
Related Weaknesses (CWE)
References
- https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-8pr2-4ExploitVendor Advisory
- https://www.vulncheck.com/advisories/ghidra-unauthenticated-path-traversal-in-deThird Party Advisory
- https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-8pr2-4ExploitVendor Advisory
FAQ
What is CVE-2026-52756?
CVE-2026-52756 is a vulnerability with a CVSS score of 4.8 (MEDIUM). Ghidra before 12.2 contains an unauthenticated path traversal vulnerability in the IsfServer that accepts TCP connections and passes client-supplied namespace strings directly to filesystem operations...
How severe is CVE-2026-52756?
CVE-2026-52756 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-52756?
Check the references section above for vendor advisories and patch information. Affected products include: Nsa Ghidra.