CVE-2026-49497

LOW 3.3

Ghidra < 12.1 - Path Traversal via .gnu_debuglink in DWARF External Debug File Resolution

CVSS Score

3.3

EPSS Score

0.0%

EPSS Percentile

0th

Ghidra before 12.1 contains a path traversal vulnerability in SameDirDebugInfoProvider that fails to validate filenames from ELF binary .gnu_debuglink sections before constructing file paths. Attackers can craft malicious ELF binaries with traversal sequences to probe filesystem existence and leak CRC32 hashes of arbitrary files during automatic DWARF analysis.

CWE	CWE-22
Vendor	nationalsecurityagency
Product	ghidra
Published	Jun 10, 2026
Last Updated	Jun 10, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

nationalsecurityagency / ghidra

0 < 12.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-57g6-7qw2-p5hx vulncheck.com: https://www.vulncheck.com/advisories/ghidra-path-traversal-via-gnu-debuglink-in-dwarf-external-debug-file-resolution

Credits

🔍 Donghwoo Cho