CVE-2021-41036

9.8 criticalEPSS 1.2%

Critical (9.8) in eclipse paho mqtt c\/c\+\+ client. EPSS 1.2% chance of exploitation in the next 30 days.

In versions prior to 1.1 of the Eclipse Paho MQTT C Client, the client does not check rem_len size in readpacket.

Severity

9.8 critical

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

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2021-11-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19