Improper input validation in Oracle Communications Cloud Native Core Console - CVE-2026-5704

Vulnerability identifier: #VU163375

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-5704

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local authenticated user to manipulate data.

The vulnerability exists due to improper input validation within the Configuration (node-tar) component in Oracle Communications Cloud Native Core Console. A local authenticated user can exploit this vulnerability to manipulate data.

Oracle Communications Cloud Native Core Console
openEuler
Anolis OS
tar
tar-doc
tar-debuginfo
tar-debugsource
tar-help

Install updates from vendor's website.

tar - update to 1.35-3
tar-doc - update to 1.35-3
tar - update to 1.35-6
tar-debuginfo - update to 1.35-6
tar-debugsource - update to 1.35-6
tar-help - update to 1.35-6

• https://www.oracle.com/security-alerts/cpuoct2026.html

• Multiple vulnerabilities in Oracle Communications Cloud Native Core Console
• openEuler update for tar
• Anolis OS update for tar