CVE-2026-52756

MEDIUM

Ghidra < 12.2 - Unauthenticated Path Traversal in Debugger ISF Server

Title source: cna
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-8pr2-46mf-v2r2)
https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-8pr2-46mf-v2r2

Scores

CVSS v3 4.8
EPSS 0.0038
EPSS Percentile 30.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (3)
nationalsecurityagency/ghidra < 12.2
nationalsecurityagency/ghidra 12.2
nsa/ghidra < 12.1.2
Published Jun 10, 2026
Tracked Since Jun 10, 2026