What’s Vulnerable › Vulnerabilities

CVE-2024-42651

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-07-29 · updated 2026-06-17
• Weakness: CWE-400

Description

NanoMQ v0.17.9 was discovered to contain a heap use-after-free vulnerability via the component sub_Ctx_handle. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted SUBSCRIBE message.

Affected products

• nanomq: 0.17.9

References

• https://github.com/nanomq/nanomq
• https://github.com/nanomq/nanomq/issues/1217
• https://github.com/songxpu/bug_report/blob/master/MQTT/NanoMQ/CVE-2024-42651.md

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