{"id":"CVE-2023-39495","aliases":["EUVD-2023-43218","GHSA-hqpm-5797-2gxf"],"status":"published","title":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure Vulnerability","description":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the readFileIntoStream method. The issue results from the exposure of a dangerous function. An attacker can leverage this vulnerability to disclose information in the context of the current user. Was ZDI-CAN-19657.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0038,"percentile":0.32457,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-749"],"published":"2024-05-03T02:10:56Z","modified":"2026-06-17T06:12:27Z","products":[{"vendor":"pdf-xchange","product":"pdf-tools"},{"vendor":"pdf-xchange","product":"pdf-xchange editor"},{"vendor":"pdf-xchange","product":"pdf-xchange_editor"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1141/","tags":["x_research-advisory","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39495"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1141"},{"url":"https://github.com/advisories/GHSA-hqpm-5797-2gxf"}],"sources":{"cve":[{"id":"CVE-2023-39495","title":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure Vulnerability","description":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the readFileIntoStream method. The issue results from the exposure of a dangerous function. An attacker can leverage this vulnerability to disclose information in the context of the current user. Was ZDI-CAN-19657.","status":"published","published":"2024-05-03T02:10:56.623Z","modified":"2024-08-02T18:10:21.092Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-749"],"updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-43218","description":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the readFileIntoStream method. The issue results from the exposure of a dangerous function. An attacker can leverage this vulnerability to disclose information in the context of the current user. Was ZDI-CAN-19657.","status":"published","published":"2024-05-03T02:10:56Z","modified":"2024-08-02T18:10:21Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:02.143491Z"}],"ghsa":[{"id":"GHSA-hqpm-5797-2gxf","title":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure...","description":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the readFileIntoStream method. The issue results from the exposure of a dangerous function. An attacker can leverage this vulnerability to disclose information in the context of the current user. Was ZDI-CAN-19657.","status":"published","published":"2024-05-03T03:30:56Z","modified":"2024-05-03T03:31:15Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-749"],"updated_at":"2026-11-02T14:57:17.176344Z"}],"nvd":[{"id":"CVE-2023-39495","description":"PDF-XChange Editor readFileIntoStream Exposed Dangerous Function Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.\n\nThe specific flaw exists within the readFileIntoStream method. The issue results from the exposure of a dangerous function. An attacker can leverage this vulnerability to disclose information in the context of the current user. Was ZDI-CAN-19657.","status":"published","published":"2024-05-03T03:15:16.967Z","modified":"2026-06-17T06:12:27.217Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-749"],"updated_at":"2026-11-02T14:09:12.053868Z"}]}}