CVE-2026-55548

In Yamcs, CVE-2026-55548 affects the PacketsApi.exportPackets endpoint. The root cause was failure to enforce per-packet ReadPacket privileges when a request supplied an empty packet-name list, causing no WHERE pname IN filter and the onTuple handler to stream packets without per-row authorizatio...

CVE-2026-55548

Yamcs is a mission control framework. Prior to 5.12.8 and 5.13.2, the PacketsApi.exportPackets endpoint in yamcs-core/src/main/java/org/yamcs/http/api/PacketsApi.java failed to enforce object-level ReadPacket privileges when a request omitted specific packet names: with an empty name list the...

PT-2026-60503

Name of the Vulnerable Software and Affected Versions Yamcs versions prior to 5.12.8 Yamcs versions prior to 5.13.2 Description The PacketsApi.exportPackets endpoint in yamcs-core/src/main/java/org/yamcs/http/api/PacketsApi.java fails to enforce object-level ReadPacket privileges when a request...

EUVD-2026-43712

A denial-of-service security issue exists in the affected products. The security issue stems from improper handling of exceptional conditions when processing crafted CIP packets sent to the adapter. A power cycle is required to recover the module and associated I/O...

CVE-2026-12659

A denial-of-service security issue exists in the affected products. The security issue stems from improper handling of exceptional conditions when processing crafted CIP packets sent to the adapter. A power cycle is required to recover the module and associated I/O...

BIT-NATS-2026-58210 NATS Server: MQTT partial CONNECT packets can exhaust pre-auth memory

NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, an unauthenticated MQTT client could cause the server to retain large incomplete MQTT CONNECT packets before authentication completed, consuming server memory while the...

CVE-2026-9653

A denial-of-service security issue exists across all the 1756-EN2, EN3, and ENBT communication module due to improper validation of CIP Implicit Connection packets. An attacker on the network can exploit this by sending crafted packets to continuously disrupt device connections, though device...

CVE-2026-12659

The CVE-2026-12659 issue affects Rockwell Automation’s Flex 5000® Adapter. It is a denial-of-service vulnerability caused by improper handling of exceptional conditions when processing crafted CIP packets sent to the adapter. The impact is a loss of availability in the affected module and I/O, wi...

CVE-2026-12659 Rockwell Automation Flex 5000® Adapter - Denial of Service

A denial-of-service security issue exists in the affected products. The security issue stems from improper handling of exceptional conditions when processing crafted CIP packets sent to the adapter. A power cycle is required to recover the module and associated I/O...

CVE-2026-9653 1756-EN2, 1756-EN3, and 1756-ENBT - Denial of Service via CIP Connection ID

A denial-of-service security issue exists across all the 1756-EN2, EN3, and ENBT communication module due to improper validation of CIP Implicit Connection packets. An attacker on the network can exploit this by sending crafted packets to continuously disrupt device connections, though device...

CVE-2026-9653 1756-EN2, 1756-EN3, and 1756-ENBT - Denial of Service via CIP Connection ID

A denial-of-service security issue exists across all the 1756-EN2, EN3, and ENBT communication module due to improper validation of CIP Implicit Connection packets. An attacker on the network can exploit this by sending crafted packets to continuously disrupt device connections, though device...

CVE-2026-9653

The vulnerability CVE-2026-9653 affects Rockwell Automation 1756-EN2, EN3, and ENBT communication modules. It stems from improper validation of CIP Implicit Connection packets, enabling network-remote denial-of-service when an attacker sends crafted packets; device connections recover immediately...

CVE-2026-50721

A flaw was found in Libreswan's implementation of IKEv1 authentication via raw RSA signatures. When processing an IKEv1 packet using PKCS 1 v1.5 RSA encryption, the RSAauthenticatehashsignaturerawrsa function fails to properly validate the length of the authentication hash. A remote,...

EUVD-2026-43603

EIPStackGroup OpENer 2.3.0 commit 76b95cf has an out-of-bounds read issue in Connection Manager handling of ForwardOpen requests when processing short malformed packets. An attacker can send a valid ENIP outer frame carrying a malformed CIP ForwardOpen/LargeForwardOpen request, causing the parser...

PT-2026-58060

Name of the Vulnerable Software and Affected Versions Rockwell Automation FLEX 5000 adapters affected versions not specified Description A denial-of-service issue occurs due to improper handling of exceptional conditions when processing crafted CIP Common Industrial Protocol packets sent to the...

PT-2026-58051

Name of the Vulnerable Software and Affected Versions 1756-EN2 affected versions not specified 1756-EN3 affected versions not specified 1756-ENBT affected versions not specified Description An issue exists due to improper validation of CIP Implicit Connection packets. An attacker on the network c...

CVE-2026-12659: Double Free

A denial-of-service security issue exists in the affected products. The security issue stems from improper handling of exceptional conditions when processing crafted CIP packets sent to the adapter. A power cycle is required to recover the module and associated I/O...

EulerOS 2.0 SP10 : dnsmasq (EulerOS-SA-2026-2685)

According to the versions of the dnsmasq packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap-based out-of-bounds write vulnerability in the DHCPv6 implementation of dnsmasq allows local attackers to execute arbitrary code with root...

PT-2026-58916

NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, an unauthenticated MQTT client could cause the server to retain large incomplete MQTT CONNECT packets before authentication completed, consuming server memory while the...

PYSEC-2026-3042 python-socketio: Binary attachment accumulation can cause denial of service

Impact The python-socketio server stores binary EVENT and ACK messages in memory while it waits to receive their binary attachments. Once all the attachments are received, these messages are then processed. An attacker can submit a binary message and intentionally omit sending one or more of its...