What is CVE-2026-85656?

CVE-2026-85656 is a high-severity vulnerability, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-09-04.

How severe is CVE-2026-85656?

High severity. CVSS v3 base score is 7.8 out of 10.

CVE-2026-85656

CVE-2026-85656

An OS command injection issue in the log4j-cve-2021-44228-hotpatch package in Amazon Linux before 1.3-9 might allow a local user to execute arbitrary commands with root privileges via a Java process whose executable path contains embedded newline characters.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

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ff89ba41-3aa1-4d27-914a-91399e9639e5

Frequently asked questions

What is CVE-2026-85656?: CVE-2026-85656 is a high-severity vulnerability, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-09-04.
How severe is CVE-2026-85656?: High severity. CVSS v3 base score is 7.8 out of 10.