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opencpn vulnerabilities

Vulnerabilities published for opencpn in the last 30 days: 0. Listed in the KEV catalogue: 0.

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Vulnerabilities: 4

  1. CVE-2026-2967

    Medium · CVSS 6.3EPSS 0.57%No fix published

    Cesanta Mongoose TCP Sequence Number net_builtin.c getpeer verification of source

    A security vulnerability has been detected in Cesanta Mongoose up to 7.20. This affects the function getpeer of the file /src/net_builtin.c of the component TCP Sequence Number Handler. The manipulation leads to improper verification of source of a communication channel. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitability is reported as difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

    Published Updated
  2. CVE-2026-2966

    Medium · CVSS 6.3EPSS 0.44%No fix published

    Cesanta Mongoose DNS Transaction ID dns.c mg_sendnsreq random values

    A weakness has been identified in Cesanta Mongoose up to 7.20. The impacted element is the function mg_sendnsreq of the file /src/dns.c of the component DNS Transaction ID Handler. Executing a manipulation of the argument random can lead to insufficiently random values. The attack can be launched remotely. The attack requires a high level of complexity. The exploitability is regarded as difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

    Published Updated

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