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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/NationalSecurityAgency/ghidra/commit/78729379e471bbb3d969409be6a8c3d24af84220	Patch
https://github.com/NationalSecurityAgency/ghidra/commit/79d8f164f8bb8b15cfb60c5d4faeb8e1c25d15ca	Patch
https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-5wxq-7qpv-65p2	Vendor Advisory
https://www.vulncheck.com/advisories/ghidra-authentication-bypass-via-null-signature-in-pkiauthenticationmodule	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-06-10 14:16

Updated : 2026-07-14 22:17

NVD link : CVE-2026-52754

Mitre link : CVE-2026-52754

CVE.ORG link : CVE-2026-52754

JSON object : View

Products Affected

nsa

ghidra

CWE

CWE-347

Improper Verification of Cryptographic Signature

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