Qnap QTS and QuTS hero Improper Limitation of a Pathname to a Restricted Directory (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...

Qnap QTS and QuTS hero Exposure of Sensitive System Information to an Unauthorized Control Sphere (CVE-2025-9110)

An exposure of sensitive system information to an unauthorized control sphere vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to read application data. We have already fixed the vulnerability in the followin...

Qnap QTS and QuTS hero NULL Pointer Dereference (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...

Qnap QTS and QuTS hero NULL Pointer Dereference (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...

Qnap QTS and QuTS hero NULL Pointer Dereference (CVE-2025-44013)

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

Qnap QTS and QuTS hero Improper Neutralization of Special Elements used in an SQL Command (CVE-2025-62849)

An SQL injection vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to execute unauthorized code or commands. We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and...

Qnap QTS and QuTS hero Improper Neutralization of Argument Delimiters in a Command (CVE-2025-62847)

An improper neutralization of argument delimiters in a command vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to alter execution logic. We have already fixed the vulnerability in the following versions: QTS...

Qnap QTS and QuTS hero Integer Overflow or Wraparound (CVE-2024-21905)

An integer overflow or wraparound vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network. We have already fixed the vulnerability in the following versions: QTS...

Important Photon OS Security Update - PHSA-2026-5.0-91-0742

Updates of 'grub2' packages of Photon OS have been released...

Important Photon OS Security Update - PHSA-2026-5.0-92-0742

Updates of 'grub2' packages of Photon OS have been released...

Qnap QTS and QuTS hero Improper Neutralization of Special Elements used in an OS Command (CVE-2023-34980)

An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 4.5.4.2627...

Qnap QTS and QuTS hero Uncontrolled Resource Consumption (CVE-2022-27600)

An uncontrolled resource consumption vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers to launch a denial-of- service DoS attack. We have already fixed the vulnerability in the following versions: QTS...

CVE-2025-24090

A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 18.3 and iPadOS 18.3. An app may be able to enumerate a user's installed apps...

CVE-2026-21910

An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine PFE of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms allows an unauthenticated network-adjacent attacker flapping an interface to cause traffic between VXLAN Network...

CVE-2026-21917

An Improper Validation of Syntactic Correctness of Input vulnerability in the Web-Filtering module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If an SRX device configured for UTM Web-Filtering receives a specifical...

CVE-2026-21921

A Use After Free vulnerability in the chassis daemon chassisd of Juniper Networks Junos OS and Junos OS Evolved allows a network-based attacker authenticated with low privileges to cause a Denial-of-Service DoS. When telemetry collectors are frequently subscribing and unsubscribing to sensors...

CVE-2026-21906

An Improper Handling of Exceptional Conditions vulnerability in the packet forwarding engine PFE of Juniper Networks Junos OS on SRX Series allows an unauthenticated network-based attacker sending a specific ICMP packet through a GRE tunnel to cause the PFE to crash and restart. When PowerMode...

CVE-2026-21920

An Unchecked Return Value vulnerability in the DNS module of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. If an SRX Series device configured for DNS processing, receives a specifically formatted DNS request flowd will...

CVE-2026-0203

An Improper Handling of Exceptional Conditions vulnerability in packet processing of Juniper Networks Junos OS allows an unauthenticated, network-adjacent attacker sending a specifically malformed ICMP packet to cause an FPC to crash and restart, resulting in a Denial of Service DoS. When an ICMP...

CVE-2025-60007

A NULL Pointer Dereference vulnerability in the chassis daemon chassisd of Juniper Networks Junos OS on MX, SRX and EX Series allows a local attacker with low privileges to cause a Denial-of-Service DoS. When a user executes the 'show chassis' command with specifically crafted options, chassisd...