What’s Vulnerable › Vulnerabilities

CVE-2026-4320: Authorization Bypass in ICMS Content Management by Creartia Internet Consulting

• Severity: critical (CVSS 9.3 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-18 · updated 2026-10-26
• Weakness: CWE-288

Description

Authorization Bypass vulnerability in Creartia's ICMS software could allow an attacker to gain unauthorized access to protected features by manipulating the HTTP redirect headers of the login process, causing the script to continue running and enabling privilege escalation without the need for credentials.

Affected products

• Creartia Internet Consulting ICMS Content Management: all versions

References

• https://www.incibe.es/en/incibe-cert/notices/aviso/authorization-bypass-icms-content-management-creartia-internet-consulting

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