CVE-2026-0274

Cortex XSOAR: Improper Validation of Credentials in CommvaultSecurityIQ integration

8.1 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.29%Up 0.2 points since Jun 11, 2026

What each source reports

CVE List Score used 8.1

Cortex XSOAR: Improper Validation of Credentials in CommvaultSecurityIQ integration

Record: CVE-2026-0274
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/AU:N/R:U/V:D/RE:M/U:Red
Weakness: CWE-1390
Updated: 2026-11-02

EUVDEUVD-2026-36150 8.1

Record: EUVD-2026-36150
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/AU:N/R:U/V:D/RE:M/U:Red
Updated: 2026-11-02

GitHub AdvisoriesGHSA-fx9p-pvqh-vrhg 8.1

An improper validation of credentials vulnerability in the CommvaultSecurityIQ integration for...

Record: GHSA-fx9p-pvqh-vrhg
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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:M/U:Red
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness: CWE-1390
Updated: 2026-11-02

NVD 8.1

Record: CVE-2026-0274
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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:M/U:Red
CVSS 3.1: 9.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness: CWE-1390
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-0274 is a high vulnerability (CVSS 8.1) in Palo Alto Networks Cortex Xsiam Commvaultsecurityiq Marketplace, published June 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 21st percentile. No source names a fixed version.