{"id":"CVE-2023-2523","aliases":["EUVD-2023-34003","GHSA-w8g9-xrv8-vfw2"],"status":"published","title":"Weaver E-Office unrestricted upload","description":"A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. Affected by this issue is some unknown functionality of the file App/Ajax/ajax.php?action=mobile_upload_save. The manipulation of the argument upload_quwan leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-228014 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.32895,"percentile":0.98376,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-434"],"published":"2023-05-04T18:00:05Z","modified":"2026-06-17T05:52:46Z","exploits":[{"source":"pocgithub","id":"Any3ite/CVE-2023-2523","title":"Any3ite/CVE-2023-2523","date":"2023-09-25","url":"https://github.com/Any3ite/CVE-2023-2523"},{"source":"pocgithub","id":"werwolfz/cve-2023-2523-and-cve-2023-2648","title":"werwolfz/cve-2023-2523-and-cve-2023-2648","date":"2023-10-25","url":"https://github.com/werwolfz/cve-2023-2523-and-cve-2023-2648"}],"products":[{"vendor":"e-office","product":"e-office"},{"vendor":"weaver","product":"e-office"},{"vendor":"weaver network co., ltd.","product":"e-office"}],"references":[{"url":"https://vuldb.com/?id.228014","tags":["vdb-entry","technical-description","x_transferred","Permissions Required","Third Party Advisory"]},{"url":"https://vuldb.com/?ctiid.228014","tags":["signature","permissions-required","x_transferred","Permissions Required","Third Party Advisory"]},{"url":"https://github.com/RCEraser/cve/blob/main/Weaver.md","tags":["exploit","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2523"},{"url":"https://github.com/advisories/GHSA-w8g9-xrv8-vfw2"}],"sources":{"cve":[{"id":"CVE-2023-2523","title":"Weaver E-Office unrestricted upload","description":"A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. Affected by this issue is some unknown functionality of the file App/Ajax/ajax.php?action=mobile_upload_save. The manipulation of the argument upload_quwan leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-228014 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-05-04T18:00:05.694Z","modified":"2024-08-02T06:26:08.981Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"cna"},{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"cna"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:35:24.004321Z"}],"euvd":[{"id":"EUVD-2023-34003","description":"A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. Affected by this issue is some unknown functionality of the file App/Ajax/ajax.php?action=mobile_upload_save. The manipulation of the argument upload_quwan leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-228014 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-05-04T18:00:05Z","modified":"2024-08-02T06:26:08Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-03T03:50:14.098658Z"}],"ghsa":[{"id":"GHSA-w8g9-xrv8-vfw2","title":"A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. Affected by this...","description":"A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. Affected by this issue is some unknown functionality of the file App/Ajax/ajax.php?action=mobile_upload_save. The manipulation of the argument upload_quwan leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-228014 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-05-04T18:30:53Z","modified":"2023-11-08T05:06:16Z","cvss":[{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:54:55.009139Z"}],"nvd":[{"id":"CVE-2023-2523","description":"A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. Affected by this issue is some unknown functionality of the file App/Ajax/ajax.php?action=mobile_upload_save. The manipulation of the argument upload_quwan leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-228014 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2023-05-04T18:15:10.063Z","modified":"2026-06-17T05:52:46.857Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:07:59.151142Z"}]}}