Vulnerability record · CVE-2026-27811 · published 18 March 2026

CVE-2026-27811: Roxy-wi command injection vulnerability

Roxy Wi · Roxy Wi

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.

8.8 CVSS 3.1 High EPSS 3.0% · top 13.1% CWE-77 · Command injectionCWE-78 · OS command injection

8.8CVSS 3.1 base score

3.0%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

3References, 1 tagged exploit

17 Jun 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Roxy Wi Roxy Wi

References

Link	Tags
https://github.com/roxy-wi/roxy-wi/commit/a10ac7306c252014f97a7213db4a9470300fa064	Patch
https://github.com/roxy-wi/roxy-wi/releases/tag/v8.2.6.3	ProductRelease Notes
https://github.com/roxy-wi/roxy-wi/security/advisories/GHSA-jvmv-cw47-jh77	ExploitMitigationVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-31161Roxy-wi command injection vulnerabilityRoxy-WI is a Web interface for managing HAProxy, Nginx and Keepalived servers. Prior to version 6.1.1.0, the system command can be run remotely via t…EPSS 28%15 Jul 2022 9.8CVE-2022-31137Roxy-WI unauthenticated OS command injection in options.pyRoxy-WI versions before 6.1.1.0 pass user-supplied input into the subprocess_execute function in /app/options.py without sanitisation, allowing OS co…EPSS 91%analysed8 Jul 2022 9.8CVE-2022-31125Roxy-wi improper authentication vulnerabilityRoxy-wi is an open source web interface for managing Haproxy, Nginx, Apache and Keepalived servers. A vulnerability in Roxy-wi allows a remote, unaut…EPSS 20%6 Jul 2022 9.8CVE-2022-31126Roxy-wi unauthenticated remote code execution via options.py injectionRoxy-wi, an open source web interface for managing HAProxy, Nginx, Apache and Keepalived, contains an injection flaw (CWE-74) in /app/options.py. A r…EPSS 53%analysed6 Jul 2022 9.8CVE-2021-38167Roxy-wi sql injection vulnerabilityRoxy-WI through 5.2.2.0 allows SQL Injection via check_login. An unauthenticated attacker can extract a valid uuid to bypass authentication.EPSS 1.3%7 Aug 2021 8.9CVE-2026-33076Roxy-wi path traversal vulnerabilityRoxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. Prior to version 8.2.6.4, the haproxy_section_save interface p…EPSS 1.0%24 Apr 2026 8.9CVE-2026-33078Roxy-wi sql injection vulnerabilityRoxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. Versions prior to 8.2.6.4 have a SQL injection vulnerability i…EPSS 0.52%24 Apr 2026 8.8CVE-2024-43804Roxy-wi os command injection vulnerabilityRoxy-WI is a web interface for managing Haproxy, Nginx, Apache and Keepalived servers. An OS Command Injection vulnerability allows any authenticated…EPSS 2.6%29 Aug 2024

Source: NIST National Vulnerability Database (record CVE-2026-27811), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.