CVE-2026-33027

Nginx UI (the web UI for Nginx) prior to version 2.3.4 is affected by improper handling of URL-encoded traversal sequences. When crafted paths are provided, the backend resolves them to the base Nginx configuration directory and can operate on the base directory (/etc/nginx). An authenticated use...

CVE-2026-33027 Nginx UI: Improper Path Validation Allows Recursive Deletion of the Nginx Configuration Directory

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui configuration improperly handles URL-encoded traversal sequences. When specially crafted paths are supplied, the backend resolves them to the base Nginx configuration directory and executes the operati...

CVE-2026-33027 Nginx UI: Improper Path Validation Allows Recursive Deletion of the Nginx Configuration Directory

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui configuration improperly handles URL-encoded traversal sequences. When specially crafted paths are supplied, the backend resolves them to the base Nginx configuration directory and executes the operati...

CVE-2026-33027

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui configuration improperly handles URL-encoded traversal sequences. When specially crafted paths are supplied, the backend resolves them to the base Nginx configuration directory and executes the operati...

CVE-2026-33028

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui application is vulnerable to a Race Condition. Due to the complete absence of synchronization mechanisms Mutex and non-atomic file writes, concurrent requests lead to the severe corruption of the prima...

CVE-2026-33028 Nginx UI: Race Condition Leads to Persistent Data Corruption and Service Collapse

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui application is vulnerable to a Race Condition. Due to the complete absence of synchronization mechanisms Mutex and non-atomic file writes, concurrent requests lead to the severe corruption of the prima...

CVE-2026-33028

CVE-2026-33028 affects Nginx UI, prior to version 2.3.4. The issue is a race condition caused by a lack of synchronization (mutex) and non-atomic writes to the primary configuration file (app.ini), leading to persistent DoS and a non-deterministic path for potential RCE via configuration cross-co...

CVE-2026-33028 Nginx UI: Race Condition Leads to Persistent Data Corruption and Service Collapse

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui application is vulnerable to a Race Condition. Due to the complete absence of synchronization mechanisms Mutex and non-atomic file writes, concurrent requests lead to the severe corruption of the prima...

CVE-2026-33028 Nginx UI: Race Condition Leads to Persistent Data Corruption and Service Collapse

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, the nginx-ui application is vulnerable to a Race Condition. Due to the complete absence of synchronization mechanisms Mutex and non-atomic file writes, concurrent requests lead to the severe corruption of the prima...

CVE-2026-33029 Nginx UI: DoS via Negative Integer Input in Logrotate Interval

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, an input validation vulnerability in the logrotate configuration allows an authenticated user to cause a complete Denial of Service DoS. By submitting a negative integer for the rotation interval, the backend enter...

CVE-2026-33029

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, an input validation vulnerability in the logrotate configuration allows an authenticated user to cause a complete Denial of Service DoS. By submitting a negative integer for the rotation interval, the backend enter...

CVE-2026-33029 Nginx UI: DoS via Negative Integer Input in Logrotate Interval

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, an input validation vulnerability in the logrotate configuration allows an authenticated user to cause a complete Denial of Service DoS. By submitting a negative integer for the rotation interval, the backend enter...

CVE-2026-33029 Nginx UI: DoS via Negative Integer Input in Logrotate Interval

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, an input validation vulnerability in the logrotate configuration allows an authenticated user to cause a complete Denial of Service DoS. By submitting a negative integer for the rotation interval, the backend enter...

CVE-2026-33030

CVE-2026-33030 affects nginx-ui up to version 2.3.3. An Insecure Direct Object Reference (IDOR) vulnerability allows any authenticated user to access, modify, or delete resources owned by other users due to lack of user ownership checks in the base model and endpoints. Some sources (GHSA/OSV) add...

CVE-2026-33030

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.3 and prior, Nginx-UI contains an Insecure Direct Object Reference IDOR vulnerability that allows any authenticated user to access, modify, and delete resources belonging to other users. The application's base Model struct...

CVE-2026-33030 Nginx UI: Unencrypted Storage of DNS API Tokens and ACME Private Keys

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.3 and prior, Nginx-UI contains an Insecure Direct Object Reference IDOR vulnerability that allows any authenticated user to access, modify, and delete resources belonging to other users. The application's base Model struct...

CVE-2026-33030 Nginx UI: Unencrypted Storage of DNS API Tokens and ACME Private Keys

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.3 and prior, Nginx-UI contains an Insecure Direct Object Reference IDOR vulnerability that allows any authenticated user to access, modify, and delete resources belonging to other users. The application's base Model struct...

CVE-2026-33030 Nginx UI: Unencrypted Storage of DNS API Tokens and ACME Private Keys

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.3 and prior, Nginx-UI contains an Insecure Direct Object Reference IDOR vulnerability that allows any authenticated user to access, modify, and delete resources belonging to other users. The application's base Model struct...

CVE-2026-33032

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.5 and prior, the nginx-ui MCP Model Context Protocol integration exposes two HTTP endpoints: /mcp and /mcpmessage. While /mcp requires both IP whitelisting and authentication AuthRequired middleware, the /mcpmessage endpoi...

CVE-2026-33032 Nginx UI: Unauthenticated MCP Endpoint Allows Remote Nginx Takeover

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.5 and prior, the nginx-ui MCP Model Context Protocol integration exposes two HTTP endpoints: /mcp and /mcpmessage. While /mcp requires both IP whitelisting and authentication AuthRequired middleware, the /mcpmessage endpoi...