{"items":[{"id":"NVI-00012015","kind":"vulnerability","title":"Nginx UI: nginx config directive denylist (ValidateConfigFile) is bypassable via same-line \";\" separation → authenticated directive injection (RCE on the official image)","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-cf23-7qxj-xmhr","CVE-2026-84316"],"plain_summary":"GitHub lists this reviewed advisory for github.com/0xJacky/Nginx-UI. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-16b487e42ca62b8e9bb1bf4b462f1158"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-15T20:13:54.000Z","value":"8.8 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-889d9f3de330f1ad8456cf35dbe5f18e"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.507%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.43401. Missing scores are unknown.","source_id":"sr-16b487e42ca62b8e9bb1bf4b462f1158"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-889d9f3de330f1ad8456cf35dbe5f18e","url":"https://github.com/advisories/GHSA-cf23-7qxj-xmhr","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-cf23-7qxj-xmhr","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:22.124Z"},{"id":"sr-16b487e42ca62b8e9bb1bf4b462f1158","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-84316","publisher":"FIRST EPSS","observed_at":"2026-11-04T23:33:33.072Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-889d9f3de330f1ad8456cf35dbe5f18e"],"technology":"github.com/0xJacky/Nginx-UI","known_exclusions":[],"conditions_summary":"## Summary\n`config.ValidateConfigFile` is the security control that blocks dangerous nginx directives\n(`js_*`, `perl_*`, `load_module` of njs/perl modules, `user root`). Its directive scanner is\nbypassable: it splits the config by newlines and inspects only the FIRST token of each line, but\nnginx separates directives with `;`, not newlines. Putting a benign directive first and the blocked\ndirective after a `;` on the SAME line defeats every check. The `include` directive is also not on\nthe denylist. As a result, an authenticated caller can inject the exact directives the hardening was\nmeant to block, through EVERY path that calls the validator — `POST /api/configs` (add), the REST\nconfig modify endpoint (api/config/modify.go), the MCP `nginx_config_modify` tool, and the\nsite/stream save paths (internal/site/save.go, internal/stream/save.go). On deployments where\nnginx has the njs/perl module (the official uozi/nginx-ui Docker image ships ngx_http_js_module.so),\nthis leads to code execution in the nginx worker; with `user root` the workers run as root.\n\nThis is distinct from the config_add gap (the MCP nginx_config_add tool not calling the validator at\nall): here the validator IS ca","public_affected_ranges":["< 1.9.10-0.20260703131214-23d1934099b0"]}],"null_published_at":"2026-11-08T19:53:38.934Z","source_updated_at":"2026-10-15T20:13:54.000Z","source_disclosed_at":"2026-10-15T20:13:52.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T23:14:22.124Z"},{"id":"NVI-00012015","kind":"vulnerability","title":"Nginx UI: nginx config directive denylist (ValidateConfigFile) is bypassable via same-line \";\" separation → authenticated directive injection (RCE on the official image)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-cf23-7qxj-xmhr","CVE-2026-84316"],"plain_summary":"GitHub lists this reviewed advisory for github.com/0xJacky/Nginx-UI. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-889d9f3de330f1ad8456cf35dbe5f18e"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-15T20:13:54.000Z","value":"8.8 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-889d9f3de330f1ad8456cf35dbe5f18e"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-889d9f3de330f1ad8456cf35dbe5f18e","url":"https://github.com/advisories/GHSA-cf23-7qxj-xmhr","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-cf23-7qxj-xmhr","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:14:22.124Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-889d9f3de330f1ad8456cf35dbe5f18e"],"technology":"github.com/0xJacky/Nginx-UI","known_exclusions":[],"conditions_summary":"## Summary\n`config.ValidateConfigFile` is the security control that blocks dangerous nginx directives\n(`js_*`, `perl_*`, `load_module` of njs/perl modules, `user root`). Its directive scanner is\nbypassable: it splits the config by newlines and inspects only the FIRST token of each line, but\nnginx separates directives with `;`, not newlines. Putting a benign directive first and the blocked\ndirective after a `;` on the SAME line defeats every check. The `include` directive is also not on\nthe denylist. As a result, an authenticated caller can inject the exact directives the hardening was\nmeant to block, through EVERY path that calls the validator — `POST /api/configs` (add), the REST\nconfig modify endpoint (api/config/modify.go), the MCP `nginx_config_modify` tool, and the\nsite/stream save paths (internal/site/save.go, internal/stream/save.go). On deployments where\nnginx has the njs/perl module (the official uozi/nginx-ui Docker image ships ngx_http_js_module.so),\nthis leads to code execution in the nginx worker; with `user root` the workers run as root.\n\nThis is distinct from the config_add gap (the MCP nginx_config_add tool not calling the validator at\nall): here the validator IS ca","public_affected_ranges":["< 1.9.10-0.20260703131214-23d1934099b0"]}],"null_published_at":"2026-11-01T01:03:56.622Z","source_updated_at":"2026-10-15T20:13:54.000Z","source_disclosed_at":"2026-10-15T20:13:52.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T23:14:22.124Z"}],"next_cursor":null,"snapshot_revision":"42594"}