CVE-2026-11728 IBM MQ .NET client is vulnerable to remote code execution

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow a remote attacker to cause a denial of service or potentially execute arbitrary code in t...

CVE-2026-11728

This vulnerability affects the IBM MQ .NET client 's asynchronous message receive handler, where a heap buffer overflow (CWE-787) can allow a remote attacker to cause a denial of service or potentially execute arbitrary code. The attack requires a malicious queue manager or a man-in-the-middle po...

DEBIAN-CVE-2026-91964

FreeRDP versions before 3.31.0 contain a heap-based buffer overflow in negosendnegotiationrequest when processing Server Redirection PDU messages with attacker-controlled LoadBalanceInfo fields. A malicious RDP server can trigger the overflow by sending an arbitrary-length field that gets written...

CVE-2026-91964

FreeRDP versions before 3.31.0 contain a heap-based buffer overflow in negosendnegotiationrequest when processing Server Redirection PDU messages with attacker-controlled LoadBalanceInfo fields. A malicious RDP server can trigger the overflow by sending an arbitrary-length field that gets written...

CVE-2026-91953

FreeRDP versions before 3.31.0 contain a heap buffer overflow vulnerability in negosendnegotiationrequest that fails to validate the LBLOADBALANCEINFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in-the-middle can send a Server Redirection PDU with an...

DEBIAN-CVE-2026-91953

FreeRDP versions before 3.31.0 contain a heap buffer overflow vulnerability in negosendnegotiationrequest that fails to validate the LBLOADBALANCEINFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in-the-middle can send a Server Redirection PDU with an...

CVE-2026-91964 FreeRDP 2.0.0 through 3.30.0 Heap Buffer Overflow via RoutingToken

FreeRDP versions before 3.31.0 contain a heap-based buffer overflow in negosendnegotiationrequest when processing Server Redirection PDU messages with attacker-controlled LoadBalanceInfo fields. A malicious RDP server can trigger the overflow by sending an arbitrary-length field that gets written...

CVE-2026-91964

FreeRDP versions before 3.31.0 contain a heap-based buffer overflow in negosendnegotiationrequest when processing Server Redirection PDU messages with attacker-controlled LoadBalanceInfo fields. A malicious RDP server can trigger the overflow by sending an arbitrary-length field that gets written...

CVE-2026-91964 FreeRDP 2.0.0 through 3.30.0 Heap Buffer Overflow via RoutingToken

FreeRDP versions before 3.31.0 contain a heap-based buffer overflow in negosendnegotiationrequest when processing Server Redirection PDU messages with attacker-controlled LoadBalanceInfo fields. A malicious RDP server can trigger the overflow by sending an arbitrary-length field that gets written...

EUVD-2026-78640

FreeRDP versions before 3.31.0 contain a heap-based buffer overflow in negosendnegotiationrequest when processing Server Redirection PDU messages with attacker-controlled LoadBalanceInfo fields. A malicious RDP server can trigger the overflow by sending an arbitrary-length field that gets written...

CVE-2026-91958 FreeRDP 3.11.0 through 3.30.0 Heap Buffer Overflow via Monitor Index

FreeRDP versions before 3.31.0 fail to validate MonitorIds array values when parsing RDP connection files, allowing unbounded array indexing in xfdetectmonitors. Attackers can craft a malicious RDP file with an out-of-range selectedmonitors value to trigger out-of-bounds heap read and write...

CVE-2026-91953

FreeRDP versions before 3.31.0 contain a heap buffer overflow vulnerability in negosendnegotiationrequest that fails to validate the LBLOADBALANCEINFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in-the-middle can send a Server Redirection PDU with an...

CVE-2026-91953 FreeRDP before 3.31.0 Heap Buffer Overflow via LB_LOAD_BALANCE_INFO

FreeRDP versions before 3.31.0 contain a heap buffer overflow vulnerability in negosendnegotiationrequest that fails to validate the LBLOADBALANCEINFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in-the-middle can send a Server Redirection PDU with an...

CVE-2026-91953

FreeRDP versions before 3.31.0 contain a heap buffer overflow in nego_send_negotiation_request() that fails to validate the LB_LOAD_BALANCE_INFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in-the-middle attacker can exploit this by sending a crafted Serve...

EUVD-2026-78810

FreeRDP versions before 3.31.0 contain a heap buffer overflow vulnerability in negosendnegotiationrequest that fails to validate the LBLOADBALANCEINFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in-the-middle can send a Server Redirection PDU with an...

CVE-2026-90439

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpv3module module. When using HTTP/3 with OpenSSL versions = OpenSSL 3.5.0 under certain configurations, a limited heap buffer overflow could happen while processing a TLS handshake. This can happen in a non-deterministic manner th...

DEBIAN-CVE-2026-90439

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpv3module module. When using HTTP/3 with OpenSSL versions = OpenSSL 3.5.0 under certain configurations, a limited heap buffer overflow could happen while processing a TLS handshake. This can happen in a non-deterministic manner th...

CVE-2026-90439 NGINX ngx_http_v3_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpv3module module. When using HTTP/3 with OpenSSL versions = OpenSSL 3.5.0 under certain configurations, a limited heap buffer overflow could happen while processing a TLS handshake. This can happen in a non-deterministic manner th...

CVE-2026-90439 NGINX ngx_http_v3_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpv3module module. When using HTTP/3 with OpenSSL versions = OpenSSL 3.5.0 under certain configurations, a limited heap buffer overflow could happen while processing a TLS handshake. This can happen in a non-deterministic manner th...

CVE-2026-90439

NGINX Plus and Open Source are affected by a heap buffer overflow (CWE-122) in the ngx_http_v3_module when handling HTTP/3 with OpenSSL 3.5.0 or earlier under certain configurations. The overflow occurs during TLS handshake processing in a worker process and is non-deterministic , meaning it is n...