What’s Vulnerable › Vulnerabilities

CVE-2024-42645

• 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-617

Description

An issue in FlashMQ v1.14.0 allows attackers to cause an assertion failure via sending a crafted retain message, leading to a Denial of Service (DoS).

Affected products

• halfgaar FlashMQ: 1.14.0

References

• https://github.com/halfgaar/FlashMQ
• https://github.com/songxpu/bug_report/blob/master/MQTT/FlashMQ/CVE-2024-42645.md
• https://www.flashmq.org/2024/06/17/flashmq-1-15-1-released/
• https://github.com/songxpu/bug_report/blob/master/MQTT/FlashMQ/CVE-2024-42645.md

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