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Vulnerability record · CVE-2026-85656 · published 4 September 2026

CVE-2026-85656: OS command injection vulnerability

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.

8.5 CVSS 4.0 High EPSS 1.1% · top 36.2% CWE-78 · OS command injection Awaiting Analysis
8.5CVSS 4.0 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
8 Sep 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://alas.aws.amazon.com/AL2/ALAS2-2026-3784.html
https://aws.amazon.com/security/security-bulletins/2026-098-aws/

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Source: NIST National Vulnerability Database (record CVE-2026-85656), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.