{"id":"CVE-2021-48017","title":"OrbiTeam BSCW Server < 5.2.5 / 7.4.4 Path Traversal via bscw.cgi","summary":"OrbiTeam BSCW Server 5.x before 5.2.5 and 7.x before 7.4.4 contains an unauthenticated path traversal vulnerability in the style_name parameter of the theme operation. Attackers can send GET requests to /pub/bscw.cgi/<id>?op=theme with .…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cvssSource":"cna","cwe":["CWE-22"],"vendor":"OrbiTeam","product":"BSCW Server","affected":["bscw_server >= 5.0.0 < 5.2.5","bscw_server >= 7.0.0 < 7.4.4"],"published":"2026-10-22","updated":"2026-10-22","sourceUpdated":"2026-10-22T10:57:31.855Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2021-48017","references":[{"url":"https://web.archive.org/web/20260421125237/https://sec-consult.com/vulnerability-lab/advisory/multiple-vulnerabilities-in-bscw-server/","label":"Archived SEC Consult SA-20211202-0"},{"url":"https://packetstorm.news/files/id/165156/","label":"Packet Storm 165156"},{"url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/other/orbiteam-bscw-server-lfi.yaml","label":"Nuclei Template"},{"url":"https://www.vulncheck.com/advisories/orbiteam-bscw-server-5.2.5-7.4.4-path-traversal-via-bscw-cgi","label":"VulnCheck Advisory: OrbiTeam BSCW Server < 5.2.5 / 7.4.4 Path Traversal via bscw.cgi"}],"tags":["cve.org"],"ingestedAt":"2026-10-22T11:37:02.341Z","slug":"CVE-2021-48017","body":"## Overview\n\nOrbiTeam BSCW Server 5.x before 5.2.5 and 7.x before 7.4.4 contains an unauthenticated path traversal vulnerability in the style_name parameter of the theme operation. Attackers can send GET requests to /pub/bscw.cgi/<id>?op=theme with ../ sequences in style_name to read local files such as /etc/passwd. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-22.\n\n## Affected\n\n- `bscw_server >= 5.0.0 < 5.2.5`\n- `bscw_server >= 7.0.0 < 7.4.4`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}