01 Record
CVE-2026-0276
Cortex XDR Broker VM: Privilege Escalation (PE) Vulnerability
LowPUBLISHEDCNA: palo_alto
CNA base score1.1 CVSS v4.0CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
02 Description
Cortex XDR Broker VM: Privilege Escalation (PE) Vulnerability
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.14% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 3.6% of scored records. A rank, not a probability.
- NVD base score
- 1.1 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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:Amber
- NVD analysis status
- Undergoing Analysis. NVD last modified this record on 2026-10-25.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-07-09 19:17Z3 MO AGO
- Last updated
- 2026-07-14 14:32Z3 MO AGO
- Reserved
- 2025-11-03
- Assigning CNA
- palo_alto
- Record state
- PUBLISHED
- Severity
- Low (CVSS 1.1)
- CNA CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
- Weaknesses
- CWE-269Improper Privilege ManagementClass
- Data version
- 5.2
- Document digest
- d279caf8636a0927d5a4325cee99560bc94c0d613892d9fc71725339f4fb41ac
05 Affected products
VendorProductVersionsPlatforms
06 References
- security.paloaltonetworks.comhttps://security.paloaltonetworks.com/CVE-2026-0276
07 Remediation
This issue is fixed in Cortex XDR Broker VM 31.0.58, and all later Cortex XDR Broker VM versions. * If automatic upgrades are enabled for Broker VM, then no action is required at this time. * If automatic upgrades are not enabled for Broker VM, then we recommend that you do so to ensure that you always have the latest security patches installed in your software.