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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-10650

warmcat libwebsockets SSH Protocol sshd.c lws_ssh_parse_plaintext resource consumption

Description

A flaw has been found in warmcat libwebsockets up to 4.5.8. This issue affects the function lws_ssh_parse_plaintext of the file plugins/protocol_lws_ssh_base/sshd.c of the component SSH Protocol Handler. Executing a manipulation of the argument msg_len can lead to resource consumption. The attack may be launched remotely. The exploit has been published and may be used. This patch is called 3f9f0c6ecaf0e6f3f219d30632c5d1f2479d7498. A patch should be applied to remediate this issue.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

warmcat libwebsockets

  • 4.5.0affected
  • 4.5.1affected
  • 4.5.2affected
  • 4.5.3affected
  • 4.5.4affected
  • 4.5.5affected
  • 4.5.6affected
  • 4.5.7affected
  • 4.5.8affected

References