CVE Catalog

CVE-2026-85656

HighCVSS 7.8
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
1.12%

64th percentile - higher than 64% of all known CVEs

Summary

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.

Risk Assessment

The organization is exposed to privilege escalation to root by a local user, potentially leading to full system compromise, confidentiality and integrity breaches. The vulnerability affects a package used to mitigate CVE-2021-44228, increasing risk in Java environments.

Recommendation

Update the log4j-cve-2021-44228-hotpatch package to version 1.3-9 or later. Until patched, restrict local access and monitor Java processes for unusual paths.

Related vulnerabilities

Original NVD description (English source)

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 data from NVD (NIST) · CISA KEV · EPSS