SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityUndergoing Analysis

CVE-2026-0274

An improper validation of credentials vulnerability in the CommvaultSecurityIQ integration for Cortex XSOAR and Cortex XSIAM allows an unauthenticated attacker to access and modify protected resources.

HIGH 8.1EPSS 0.29%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An improper validation of credentials vulnerability in the CommvaultSecurityIQ integration for Cortex XSOAR and Cortex XSIAM allows an unauthenticated attacker to access and modify protected resources.

CVSS 4.0
8.1 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.29% probability · 21th percentile
CISA KEV
Not listed
Weakness
CWE-1390
Affected
paloaltonetworks/cortex xsiam commvaultsecurityiq marketplace · paloaltonetworks/cortex xsoar commvaultsecurityiq marketplace
Source
psirt@paloaltonetworks.com

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