CVE-2026-77021

— UNSCORED

Published 2026-09-21 · Updated 2026-09-21

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

Improper handling of highly compressed data (data amplification) in Checkmk <2.5.0p14, <2.4.0p37, <2.3.0p51 and 2.2.0 (EOL) allows an attacker who controls a host registered for push mode to exhaust the memory of the agent receiver by sending a small zlib compressed payload that decompresses to an arbitrary size.

Weaknesses

CWE-409

All references

https://checkmk.com/werk/22116

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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