{"id":"CVE-2026-27811","aliases":["EUVD-2026-12679","GHSA-jvmv-cw47-jh77"],"status":"published","title":"Roxy-WI has a Command Injection via diff parameter in config comparison allows authenticated RCE","description":"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/\u003cservice\u003e/\u003cserver_ip\u003e/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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.02316,"percentile":0.8367,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77","CWE-78"],"published":"2026-03-17T23:43:05Z","modified":"2026-10-28T02:31:08Z","products":[{"vendor":"roxy-wi","product":"roxy-wi"}],"references":[{"url":"https://github.com/roxy-wi/roxy-wi/security/advisories/GHSA-jvmv-cw47-jh77","tags":["x_refsource_CONFIRM","Exploit","Mitigation","Vendor Advisory","advisory"]},{"url":"https://github.com/roxy-wi/roxy-wi/commit/a10ac7306c252014f97a7213db4a9470300fa064","tags":["x_refsource_MISC","Patch","fix"]},{"url":"https://github.com/roxy-wi/roxy-wi/releases/tag/v8.2.6.3","tags":["x_refsource_MISC","Product","Release Notes","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27811.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27811","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-27811","title":"Roxy-WI has a Command Injection via diff parameter in config comparison allows authenticated RCE","description":"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/\u003cservice\u003e/\u003cserver_ip\u003e/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.","status":"published","published":"2026-03-17T23:43:05.871Z","modified":"2026-03-18T19:53:19.52Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-77","CWE-78"],"updated_at":"2026-11-02T14:19:48.826324Z"}],"euvd":[{"id":"EUVD-2026-12679","description":"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/\u003cservice\u003e/\u003cserver_ip\u003e/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.","status":"published","published":"2026-03-17T23:43:05Z","modified":"2026-03-18T19:53:19Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:25:32.813864Z"}],"nvd":[{"id":"CVE-2026-27811","description":"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/\u003cservice\u003e/\u003cserver_ip\u003e/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.","status":"published","published":"2026-03-18T00:16:19.427Z","modified":"2026-06-17T10:27:43.487Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-77","CWE-78"],"updated_at":"2026-11-02T14:12:09.735529Z"}],"osv":[{"id":"CVE-2026-27811","title":"Roxy-WI has a Command Injection via diff parameter in config comparison allows authenticated RCE","description":"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/\u003cservice\u003e/\u003cserver_ip\u003e/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.","status":"published","published":"2026-03-17T23:43:05.871Z","modified":"2026-10-28T02:31:08.301086868Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-77","CWE-78"],"updated_at":"2026-11-02T15:45:00.180685Z"}]}}