{"id":"CVE-2023-48031","aliases":["EUVD-2023-52120","GHSA-c74v-c978-ww7p"],"status":"published","title":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the...","description":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the comment function, an attacker can bypass security restrictions and upload a .bat file by manipulating the file's magic bytes to masquerade as an allowed type. This can enable the attacker to execute arbitrary code or establish a reverse shell, leading to unauthorized file writes or control over the victim's station via a crafted file upload operation.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0144,"percentile":0.73408,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2023-11-17T00:00:00Z","modified":"2026-10-28T02:30:22Z","products":[{"vendor":"opensupports","product":"opensupports"}],"references":[{"url":"https://bugplorer.github.io/cve-opensupports/","tags":["x_transferred","Broken Link","web"]},{"url":"https://nitipoom-jar.github.io/CVE-2023-48031/","tags":["x_transferred","Exploit","web"]},{"url":"https://nitipoom-jaroonchaipipat.github.io/security-research-portal/2023-48031","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-48031","tags":["advisory"]},{"url":"https://bugplorer.github.io/cve-opensupports"},{"url":"https://nitipoom-jar.github.io/CVE-2023-48031"},{"url":"https://github.com/advisories/GHSA-c74v-c978-ww7p"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/48xxx/CVE-2023-48031.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-48031","description":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the comment function, an attacker can bypass security restrictions and upload a .bat file by manipulating the file's magic bytes to masquerade as an allowed type. This can enable the attacker to execute arbitrary code or establish a reverse shell, leading to unauthorized file writes or control over the victim's station via a crafted file upload operation.","status":"published","published":"2023-11-17T00:00:00Z","modified":"2025-09-29T13:53:43.298Z","cvss":[{"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":"adp"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:35:25.866071Z"}],"euvd":[{"id":"EUVD-2023-52120","description":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the comment function, an attacker can bypass security restrictions and upload a .bat file by manipulating the file's magic bytes to masquerade as an allowed type. This can enable the attacker to execute arbitrary code or establish a reverse shell, leading to unauthorized file writes or control over the victim's station via a crafted file upload operation.","status":"published","published":"2023-11-17T00:00:00Z","modified":"2025-09-29T13:53:43Z","cvss":[{"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"}],"updated_at":"2026-11-02T20:31:38.60496Z"}],"ghsa":[{"id":"GHSA-c74v-c978-ww7p","title":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the...","description":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the comment function, an attacker can bypass security restrictions and upload a .bat file by manipulating the file's magic bytes to masquerade as an allowed type. This can enable the attacker to execute arbitrary code or establish a reverse shell, leading to unauthorized file writes or control over the victim's station via a crafted file upload operation.","status":"published","published":"2023-11-17T03:30:26Z","modified":"2025-09-29T15:31:36Z","cvss":[{"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"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:03:48.046839Z"}],"nvd":[{"id":"CVE-2023-48031","description":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the comment function, an attacker can bypass security restrictions and upload a .bat file by manipulating the file's magic bytes to masquerade as an allowed type. This can enable the attacker to execute arbitrary code or establish a reverse shell, leading to unauthorized file writes or control over the victim's station via a crafted file upload operation.","status":"published","published":"2023-11-17T02:15:26.51Z","modified":"2026-06-17T06:33:33.52Z","cvss":[{"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":"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":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:08:47.966245Z"}],"osv":[{"id":"CVE-2023-48031","description":"OpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the comment function, an attacker can bypass security restrictions and upload a .bat file by manipulating the file's magic bytes to masquerade as an allowed type. This can enable the attacker to execute arbitrary code or establish a reverse shell, leading to unauthorized file writes or control over the victim's station via a crafted file upload operation.","status":"published","published":"2023-11-17T00:00:00Z","modified":"2026-10-28T02:30:22.985241797Z","cvss":[{"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"}],"updated_at":"2026-11-02T15:44:34.72355Z"}]}}