CVE-2026-27811
HIGHRoxy-WI has a Command Injection via diff parameter in config comparison allows authenticated RCE
Title source: cnaDescription
Roxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. Prior to version 8.2.6.3, a command injection vulnerability exists in the `/config/compare/<service>/<server_ip>/show` endpoint, allowed authenticated users to execute arbitrary system commands on the app host. The vulnerability exists in `app/modules/config/config.py` on line 362, where user input is directly formatted in the template string that is eventually executed. Version 8.2.6.3 fixes the issue.
References (3)
Scores
CVSS v3
8.8
EPSS
0.0097
EPSS Percentile
76.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-78
CWE-77
Status
published
Products (1)
roxy-wi/roxy-wi
< 8.2.6.3 (2 CPE variants)
Published
Mar 18, 2026
Tracked Since
Mar 18, 2026