CVE-2026-121409

A flaw was found in FreeRDP. This vulnerability allows a malicious server or an unauthenticated remote peer to cause a Denial of Service DoS by sending an oversized connection routing token. When the client or proxy processes this oversized data during connection negotiation, an internal validati...

CVE-2026-121409 FreeRDP before 3.32.2 Denial of Service via Oversized X.224 Routing Token

FreeRDP before 3.32.2 contains a denial of service vulnerability that allows malicious servers or unauthenticated peers to abort clients or proxies via oversized X.224 routing tokens. Attackers can send an oversized LoadBalanceInfo in a Server Redirection PDU, or a 240–247 byte token to a...

CVE-2026-110835

A flaw was found in FreeRDP. A remote, unauthenticated attacker can perform HTTP header injection by submitting a routing token containing an unvalidated line feed character to a FreeRDP proxy configured with dynamic targets and an upstream Hypertext Transfer Protocol HTTP proxy. This vulnerabili...

EUVD-2026-101718

FreeRDP 3.0.0 before 3.32.0 allows HTTP header injection in its proxy because a lone LF in the target portion of a routing token Cookie: msts= is not rejected and is written by httpproxyconnect into the CONNECT request line and Host header. A remote unauthenticated RDP client connecting to a prox...

Linux Distros Unpatched Vulnerability : CVE-2026-110835

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP 3.0.0 before 3.32.0 allows HTTP header injection in its proxy because a lone LF in the target portion of a routing token Cookie: msts= is not rejected a...

CVE-2026-110835 FreeRDP 3.0.0 before 3.32.0 HTTP Header Injection via Proxy Routing Token

FreeRDP 3.0.0 before 3.32.0 allows HTTP header injection in its proxy because a lone LF in the target portion of a routing token Cookie: msts= is not rejected and is written by httpproxyconnect into the CONNECT request line and Host header. A remote unauthenticated RDP client connecting to a prox...

CVE-2026-110835 FreeRDP 3.0.0 before 3.32.0 HTTP Header Injection via Proxy Routing Token

FreeRDP 3.0.0 before 3.32.0 allows HTTP header injection in its proxy because a lone LF in the target portion of a routing token Cookie: msts= is not rejected and is written by httpproxyconnect into the CONNECT request line and Host header. A remote unauthenticated RDP client connecting to a prox...

CVE-2026-110835 FreeRDP 3.0.0 before 3.32.0 HTTP Header Injection via Proxy Routing Token

FreeRDP 3.0.0 before 3.32.0 allows HTTP header injection in its proxy because a lone LF in the target portion of a routing token Cookie: msts= is not rejected and is written by httpproxyconnect into the CONNECT request line and Host header. A remote unauthenticated RDP client connecting to a prox...

CVE-2026-110835

FreeRDP versions 3.0.0 before 3.32.0 are vulnerable to HTTP header injection within their proxy functionality. The root cause is the failure to reject a lone LF character in the target portion of a routing token (specifically Cookie: msts= ). This allows the http_proxy_connect function to write t...

CVE-2026-110835: Improper Neutralization of CRLF Sequences

FreeRDP 3.0.0 before 3.32.0 allows HTTP header injection in its proxy because a lone LF in the target portion of a routing token Cookie: msts= is not rejected and is written by httpproxyconnect into the CONNECT request line and Host header. A remote unauthenticated RDP client connecting to a prox...

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...