High severity7.5NVD Advisory· Published Oct 22, 2026
CVE-2021-48017
CVE-2021-48017
Description
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/?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.
Affected products
2- Range: <5.2.5, <7.4.4
Patches
Vulnerability mechanics
References
4- github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/other/orbiteam-bscw-server-lfi.yamlnvd
- packetstorm.news/files/id/165156/nvd
- web.archive.org/web/20260421125237/https://sec-consult.com/vulnerability-lab/advisory/multiple-vulnerabilities-in-bscw-server/nvd
- www.vulncheck.com/advisories/orbiteam-bscw-server-5.2.5-7.4.4-path-traversal-via-bscw-cginvd
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