Is CVE-2024-10525 in the CISA KEV catalog?

No. CVE-2024-10525 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-10525?

CVE-2024-10525 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2024-10525?

CVE-2024-10525 has an EPSS score of 57.90% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2024-10525

CRITICALEPSS 99th pctl

9.8

CVSS v3

NVD

Description

In Eclipse Mosquitto, from version 1.3.2 through 2.0.18, if a malicious broker sends a crafted SUBACK packet with no reason codes, a client using libmosquitto may make out of bounds memory access when acting in its on_subscribe callback. This affects the mosquitto_sub and mosquitto_rr clients.

CWE-122Heap-based Buffer Overflow CWE-787Out-of-bounds Write

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

57.90%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.