CVE-2024-42645

HIGHNVD 7.57.5—Trending — 3 sources updated this weekElevated

7.5

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).

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 35.1%
KEV: Not listed

Published

July 29, 2025

Last Modified

August 6, 2025

References (4)

cve@mitrehttps://github.com/halfgaar/FlashMQ
cve@mitrehttps://github.com/songxpu/bug_report/blob/master/MQTT/FlashMQ/CVE-2024-42645.md
cve@mitrehttps://www.flashmq.org/2024/06/17/flashmq-1-15-1-released/
134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/songxpu/bug_report/blob/master/MQTT/FlashMQ/CVE-2024-42645.md

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-617

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-30 01:12 UTCEG score recompute
2026-05-30 01:12 UTCGHSA enrichment
2026-05-29 13:43 UTCepss_batch

Frequently asked(5)

What is CVE-2024-42645?

CVE-2024-42645 is a high vulnerability published on July 29, 2025. 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).

When was CVE-2024-42645 disclosed?

CVE-2024-42645 was first published in the National Vulnerability Database on July 29, 2025, with the most recent update on August 6, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-42645 actively exploited?

CVE-2024-42645 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 35.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-42645?

CVE-2024-42645 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2024-42645?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-42645, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2024-42645

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-42645?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)