CVE-2026-34403

CVE-2026-34403 : Nginx-UI before 2.3.5 suffers Cross‑Site WebSocket Hijacking (CSWSH) due to an unsafe WebSocket upgrader that unconditionally sets CheckOrigin to true across all endpoints, enabling authenticated WebSocket connections from attacker‑controlled pages. Token authentication is stored...

CVE-2026-33031 Nginx-UI: Disabled users retain full API access through previously issued bearer tokens

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.4, a user who was disabled by an administrator can use previously issued API tokens for up to the token lifetime. In practice, disabling a compromised account does not actually terminate that user’s access, so an...

Nginx UI Input Validation DoS

The vulnerability of the Nginx UI server’s user interface is related to insufficient validation of input data. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

Nginx UI Authentication Bypass

The vulnerability of the Nginx UI server’s user interface relates to bypassing authentication using a password that is controlled by the user. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

Nginx UI DoS

The vulnerability of the Nginx UI server’s user interface relates to improper external management of file names or paths. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

Nginx UI Unauthenticated Access

The vulnerability of the Nginx UI server’s user interface lies in the lack of authentication for critical functions. Exploiting this vulnerability allows a remote attacker to gain unauthorized access to the system by sending a specially crafted POST request...

GO-2026-4907 Nginx Configuration Directory Vulnerable to Recursive Deletion via Improper Path Validation in github.com/0xJacky/Nginx-UI

Nginx Configuration Directory Vulnerable to Recursive Deletion via Improper Path Validation in github.com/0xJacky/Nginx-UI...

GO-2026-4901 nginx-UI has Unencrypted Storage of DNS API Tokens and ACME Private Keys in github.com/0xJacky/nginx-ui

nginx-UI has Unencrypted Storage of DNS API Tokens and ACME Private Keys in github.com/0xJacky/nginx-ui...

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-2026-33028 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-2026-33032 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...

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...

EUVD-2026-17152

nginx-ui has Race Condition that Leads to Persistent Data Corruption and Service Collapse...

EUVD-2026-17194

nginx-ui Backup Restore Allows Tampering with Encrypted Backups...

nginx-UI has Unencrypted Storage of DNS API Tokens and ACME Private Keys

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 lacks a userid field, and all resource endpoints perform queries by ID without verifyin...

nginx-ui Vulnerable to DoS via Negative Integer Input in Logrotate Interval

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 enters an infinite loop or an invalid state, rendering the web interface unresponsive...

PT-2026-29092

Name of the Vulnerable Software and Affected Versions Nginx UI versions prior to 2.3.6 Description An authentication bypass exists in the Model Context Protocol MCP integration of Nginx UI. The software exposes two HTTP endpoints: /mcp and /mcp message. While /mcp is protected by both IP...

SUSE CVE-2026-27944

Nginx UI is a web user interface for the Nginx web server. Prior to version 2.3.3, the /api/backup endpoint is accessible without authentication and discloses the encryption keys required to decrypt the backup in the X-Backup-Security response header. This allows an unauthenticated attacker to...

PT-2026-29103

Name of the Vulnerable Software and Affected Versions Nginx UI versions prior to 2.3.4 Description Nginx UI, a web user interface for the Nginx web server, contains a flaw in its backup restore mechanism. Prior to version 2.3.4, attackers can manipulate encrypted backup archives and inject...

GO-2026-4614 Nginx-UI Vulnerable to Unauthenticated Backup Download with Encryption Key Disclosure in github.com/0xJacky/Nginx-UI

Nginx-UI Vulnerable to Unauthenticated Backup Download with Encryption Key Disclosure in github.com/0xJacky/Nginx-UI. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive...