CVE-2026-21483

listmonk is a standalone, self-hosted, newsletter and mailing list manager. Prior to version 6.0.0, lower-privileged user with campaign management permissions can inject malicious JavaScript into campaigns or templates. When a higher-privileged user Super Admin views or previews this content, the...

CVE-2025-59381

A path traversal vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to read the contents of unexpected files or system data. We have already fixed the vulnerability in the...

CVE-2025-59380

A path traversal vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to read the contents of unexpected files or system data. We have already fixed the vulnerability in the...

Signal K Server Vulnerable to Remote Code Execution via Malicious npm Package

The SignalK appstore interface allows administrators to install npm packages through a REST API endpoint. While the endpoint validates that the package name exists in the npm registry as a known plugin or webapp, the version parameter accepts arbitrary npm version specifiers including URLs. npm...

CVE-2025-59380 QTS, QuTS hero

A path traversal vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to read the contents of unexpected files or system data. We have already fixed the vulnerability in the...

CVE-2025-59380

CVE-2025-59380 describes a path traversal vulnerability in QNAP QTS and QuTS hero. A remote attacker with administrator privileges could read unexpected files or system data. Concrete details from connected sources: affected products are QTS 5.2.8.3332 build 20251128 and later, and QuTS hero h5.2...

CVE-2025-54166

An out-of-bounds read vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to obtain secret data. We have already fixed the vulnerability in the following versions: QTS...

CVE-2025-54166

An out-of-bounds read vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to obtain secret data. We have already fixed the vulnerability in the following versions: QTS...

CVE-2025-57705

An allocation of resources without limits or throttling vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessin...

CVE-2025-53596

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the...

CVE-2025-53593

A buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following versions:...

CVE-2025-53591

A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to obtain secret data or modify memory. We have already fixed the vulnerabili...

CVE-2025-53405

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the...

CVE-2025-53589

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the...

CVE-2025-52430

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the...

CVE-2025-57705 QTS, QuTS hero

An allocation of resources without limits or throttling vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessin...

CVE-2025-54166

CVE-2025-54166 is an out-of-bounds read vulnerability affecting QNAP NAS operating systems (QTS and QuTS hero). The issue could let a remote attacker who has an administrator account obtain secret data. Multiple connected assessments corroborate that fixed versions are available: QTS 5.2.7.3256 b...

CVE-2025-53590 QTS

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the...

CVE-2025-53405 QTS, QuTS hero

A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service DoS attack. We have already fixed the vulnerability in the...

CVE-2025-52426

CVE-2025-52426 describes a NULL pointer dereference affecting multiple QNAP OS versions (QTS, QuTS hero). The vulnerability requires an attacker with administrator privileges to trigger a Denial-of-Service. Affected versions include QTS 5.2.7.3256 build 20250913 and later, QuTS hero h5.2.7.3256 b...