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CVE-2026-91949criticalCWE-693

FreeRDP 3.0.0 through 3.30.0 Protocol Negotiation Bypass

28Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 9.2epss 0.4%
probabilidade de exploração
0.4%top 62% das CVEs
exploração observada
nãonenhuma fonte reporta
FreeRDP server versions before 3.31.0 contain a protocol negotiation bypass vulnerability that allows unauthenticated attackers to establish RDSTLS connections despite server policy disabling them. Attackers can send incompatible protocol requests, receive negotiation failures, then complete TLS handshake and enter RDSTLS to bypass pre-authentication transport restrictions.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N
Produtos afetados
FreeRDP · FreeRDP