Path traversal in Roxy-WI - CVE-2026-33076
Published: April 23, 2026
Vulnerability identifier: #VU126916
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-33076
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to path traversal in the haproxy_section_save interface when handling a crafted server_ip path parameter. A remote attacker can send a specially crafted request to execute arbitrary code.
The issue allows writing attacker-controlled content into scheduled task files such as files under /etc/cron.d.
Affected software
Roxy-WI
How to mitigate CVE-2026-33076
Install security update from vendor's website.
Roxy-WI - update to 8.2.6.4