CVE-2026-52756
mediumpriority · track · 26EPSS 0.005 · 39 %ileEUUSEPSS · scored 2026-10-27
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
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.7–6.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (6)
External citations — patches, advisories, analysis.
- https://github.com/NationalSecurityAgency/ghidra/releasesPatchcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2026-52756cnnvd
- https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-8pr2-46mf-v2r2enisa_euvd
- https://www.vulncheck.com/advisories/ghidra-unauthenticated-path-traversal-in-debugger-isf-serverenisa_euvd
- https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-8pr2-46mf-v2r2ExploitVendor Advisorynvd
- https://www.vulncheck.com/advisories/ghidra-unauthenticated-path-traversal-in-debugger-isf-serverThird Party Advisorynvd
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