{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "12.1"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7e89d94e3478f0b1931c34882a0f606fdb06961f"
            },
            {
              "fixed": "78729379e471bbb3d969409be6a8c3d24af84220"
            },
            {
              "fixed": "79d8f164f8bb8b15cfb60c5d4faeb8e1c25d15ca"
            }
          ],
          "repo": "https://github.com/nationalsecurityagency/ghidra",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-5wxq-7qpv-65p2"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-347"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52754.json"
  },
  "details": "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.",
  "id": "CVE-2026-52754",
  "modified": "2026-07-16T03:30:55.755304013Z",
  "published": "2026-06-10T12:40:46.463Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52754.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-5wxq-7qpv-65p2"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-52754"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/ghidra-authentication-bypass-via-null-signature-in-pkiauthenticationmodule"
    },
    {
      "type": "FIX",
      "url": "https://github.com/NationalSecurityAgency/ghidra/commit/78729379e471bbb3d969409be6a8c3d24af84220"
    },
    {
      "type": "FIX",
      "url": "https://github.com/NationalSecurityAgency/ghidra/commit/79d8f164f8bb8b15cfb60c5d4faeb8e1c25d15ca"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/nationalsecurityagency/ghidra"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Ghidra \u003c 12.1 - Authentication Bypass via Null Signature in PKIAuthenticationModule"
}