CVE-2026-49497
CVE-2026-49497 is a low-severity vulnerability in Nsa Ghidra with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v4: 4.6
- EPSS exploit prediction: 0% (8th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-36006
- Weakness: CWE-22
- Affected product: Nsa Ghidra
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2026-49497?
- 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.
- How severe is CVE-2026-49497?
- CVE-2026-49497 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2026-49497 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-49497?
- CVE-2026-49497 affects Nsa Ghidra. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-49497?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-49497 have an EU (EUVD) identifier?
- Yes. CVE-2026-49497 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36006.
- When was CVE-2026-49497 published?
- CVE-2026-49497 was published on 2026-06-10 and last updated on 2026-07-14.
References
- https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-57g6-7qw2-p5hx
- https://www.vulncheck.com/advisories/ghidra-path-traversal-via-gnu-debuglink-in-dwarf-external-debug-file-resolution
Affected products (1)
- cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*
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