Vulnerability in Nationalsecurityagency Ghidra
CVE-2026-52754
Ghidra before 12.1 contains an authentication bypass vulnerability in PKIAuthenticationModule.authenticate() that allows any user with a valid CA-signed certificate to impersonate other users by presenting their public certificate with a null signature. Attackers can escalate privileges, modify repository access controls, exfiltrate shared reverse engineering databases, and permanently compromise server integrity.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (38.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Nationalsecurityagency Ghidra — versions 0, 12.1
- Nsa Ghidra
Weakness classification (CWE)
References
- github.com/NationalSecurityAgency/ghidra/commit/78729379e471bbb3d969409be6a8c3d… (Patch, patch)
- github.com/NationalSecurityAgency/ghidra/commit/79d8f164f8bb8b15cfb60c5d4faeb8e… (Patch, patch)
- github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-5wxq-7qpv-65p2 (vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/ghidra-authentication-bypass-via-null-signature-in… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-52754?
- CVE-2026-52754 is a high-severity vulnerability in Nationalsecurityagency Ghidra, classified under Improper Verification of Cryptographic Signature. CVSS score: 8.8/10. Published 2026-06-10.
- How severe is CVE-2026-52754?
- High severity. CVSS v3 base score is 8.8 out of 10.