SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-4320

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…

CRITICAL 9.3EPSS 0.25%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 4.0
9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/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/M
EPSS
0.25% probability · 17th percentile
CISA KEV
Not listed
Weakness
CWE-288
Source
cve-coordination@incibe.es

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.