Crystal Live HTTP Server 6.01 contains a directory traversal vulnerability that allows remote attackers to access system files by manipulating URL path segments. Attackers can use multiple '../' sequences to navigate outside the web root and retrieve sensitive configuration files like Windows system files.
https://www.exploit-db.com/exploits/47666
https://web.archive.org/web/20190105124716/https://www.crystalrs.com/crystal-quality-introduction/
Published: 2026-02-18
Updated: 2026-02-18
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N
Severity: High
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity: High
Base Score: 8.7
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Severity: High