CVE-2026-0276 Cortex XDR Broker VM: Privilege Escalation (PE) Vulnerability (Severity: LOW)

lowCVE-2026-0276

CSIRTS triage

vendor: Palo Alto Networks product: Cortex XDR Broker VM Privilege escalation

What: There is a privilege escalation vulnerability.
Who is affected: Users of Cortex XDR Broker VM are affected.
Urgency: Remediation is low urgency as the severity is low.
Action: Update to the latest version of Cortex XDR Broker VM.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Palo Alto Networks Security Advisories (INTL · vendor-psirt · site)
Severity: low
Published: 2026-07-08
Exploitation: Not in CISA KEV at last sync

Original advisory: https://security.paloaltonetworks.com/CVE-2026-0276

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-02760.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 4% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-0276	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Cortex XDR Broker VM

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

medium[NEW] [medium] Palo Alto Networks Cortex XDR Broker VM: Vulnerability allows privilege escalationcert-bund · 2026-07-10
unknownCVE-2026-0276: A privilege escalation vulnerability in Palo Alto Networks Cortex® XDR Broker VM enables a loca…nvd · 2026-07-09