CVE-2026-52756

Ghidra < 12.2 - Unauthenticated Path Traversal in Debugger ISF Server

State: Published
Severity: 6.3 Medium
Published: Jun 10, 2026
Updated: Jul 14, 2026
Reserved: Jun 8, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	6.3 Medium	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N	VulnCheck
3.1	4.8 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L	VulnCheck

Weaknesses

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected Products

Product	Versions
ghidranationalsecurityagency	before 12.2Affected 12.2Not affected

References

GitHub Security Advisory (GHSA-8pr2-46mf-v2r2)vendor-advisory
https://www.vulncheck.com/advisories/ghidra-unauthenticated-path-traversal-in-debugger-isf-serverthird-party-advisory

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