The vulnerability of the Discovery Server component of the Fast DDS library, which allows a perpetrator to execute arbitrary code.

The vulnerability of the Discovery Server component of the Fast DDS library relates to reading data outside of the allowed range in memory. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...

CVE-2026-22590

eProsima Fast DDS (a C++ implementation of the OMG DDS standard) has a remotely triggerable Out-of-Bounds Read in its RTPS DATA_FRAG submessage processing. An attacker can craft a DATA_FRAG with a large sampleSize but a small actual payload, and set fragmentsInSubmessage so the receiver takes the...

CVE-2026-22590 Fast-DDS Discovery Server: Out-of-Bounds Read & Heap Memory Disclosure via DATA_FRAG  sampleSize / fragmentsInSubmessage

eprosima Fast DDS is a C++ implementation of the DDS Data Distribution Service standard of the OMG Object Management Group. Versions prior to 2.6.12, 2.14.6, 3.2.4, 3.3.1, and 3.4.2 have a remotely triggerable Out-of-Bounds Read while processing RTPS DATAFRAG submessages. An attacker can craft a...

CVE-2026-22590 Fast-DDS Discovery Server: Out-of-Bounds Read & Heap Memory Disclosure via DATA_FRAG  sampleSize / fragmentsInSubmessage

eprosima Fast DDS is a C++ implementation of the DDS Data Distribution Service standard of the OMG Object Management Group. Versions prior to 2.6.12, 2.14.6, 3.2.4, 3.3.1, and 3.4.2 have a remotely triggerable Out-of-Bounds Read while processing RTPS DATAFRAG submessages. An attacker can craft a...

CVE-2026-22590

eprosima Fast DDS is a C++ implementation of the DDS Data Distribution Service standard of the OMG Object Management Group. Versions prior to 2.6.12, 2.14.6, 3.2.4, 3.3.1, and 3.4.2 have a remotely triggerable Out-of-Bounds Read while processing RTPS DATAFRAG submessages. An attacker can craft a...

CVE-2026-22590 Fast-DDS Discovery Server: Out-of-Bounds Read & Heap Memory Disclosure via DATA_FRAG  sampleSize / fragmentsInSubmessage

eprosima Fast DDS is a C++ implementation of the DDS Data Distribution Service standard of the OMG Object Management Group. Versions prior to 2.6.12, 2.14.6, 3.2.4, 3.3.1, and 3.4.2 have a remotely triggerable Out-of-Bounds Read while processing RTPS DATAFRAG submessages. An attacker can craft a...

CVE-2026-22590: Out-of-bounds Read

eprosima Fast DDS is a C++ implementation of the DDS Data Distribution Service standard of the OMG Object Management Group. Versions prior to 2.6.12, 2.14.6, 3.2.4, 3.3.1, and 3.4.2 have a remotely triggerable Out-of-Bounds Read while processing RTPS DATAFRAG submessages. An attacker can craft a...

ANT-2026-B324R0JY · syncthing/syncthing · auth_bypass

auth-bypass high Severity Claude critical · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Doyensec. ANT-2026-B324R0JY: stdiscosrv trusts proxy header for client identity...

CVE-2026-71208

KubeSphere's cluster-controller reconciliation pkg/utils/clusterclient/clusterclient.go, addCluster processes every Cluster custom resource's connection configuration and immediately calls Discovery.ServerVersion against the CRD-specified Kubernetes API endpoint, which is parsed only for URL synt...

CVE-2026-71208 KubeSphere - SSRF via Unvalidated Cluster CRD Connection Endpoint in Cluster Reconciliation

KubeSphere's cluster-controller reconciliation pkg/utils/clusterclient/clusterclient.go, addCluster processes every Cluster custom resource's connection configuration and immediately calls Discovery.ServerVersion against the CRD-specified Kubernetes API endpoint, which is parsed only for URL synt...

EUVD-2026-52964

Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allow...

EUVD-2026-52969

open62541 contains a heap use-after-free in the GDS PushManagement certificate update workflow when UAENABLEGDSPUSHMANAGEMENT is enabled. This allows a remote attacker to cause a denial of service...

Linux Distros Unpatched Vulnerability : CVE-2026-67858

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend...

CVE-2026-67858

Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allow...

UBUNTU-CVE-2026-67858

Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allow...

CVE-2026-67858

A flaw was found in open62541. When the Local Discovery Server LDS is configured with multicast discovery via the MDNSD backend, an unauthenticated remote attacker can exploit a buffer overflow vulnerability. By sending numerous unique discovery URLs in RegisterServer or RegisterServer2 requests,...

CVE-2026-67858

Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allow...

CVE-2026-67858: Buffer Copy without Checking Size of Input

Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allow...

CVE-2026-67858

Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allow...

CVE-2026-67858

Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server LDS is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allow...