CVE-2026-0284 PAN-OS: XML Injection Vulnerability in Large Scale VPN (LSVPN) (Severity: MEDIUM)

mediumCVE-2026-0284

CSIRTS triage

vendor: Palo Alto Networks product: PAN-OSOther

What: There is an XML injection vulnerability in the large scale VPN.
Who is affected: Deployments of PAN-OS are affected.
Urgency: Remediation is medium urgency as the severity is medium and there is no known exploitation.
Action: Update PAN-OS to address the XML injection vulnerability.

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: medium
Published: 2026-07-08
Exploitation: Not in CISA KEV at last sync

Original advisory: https://security.paloaltonetworks.com/CVE-2026-0284

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-2026-02840.50% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 39% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-0284	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 PAN-OS

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.

high[NEW] [high] Palo Alto Networks PAN-OS: Multiple vulnerabilitiescert-bund · 2026-07-10
unknownCVE-2026-0287: Multiple denial of service vulnerabilities in Palo Alto Networks PAN-OS® software allow an unau…nvd · 2026-07-09
unknownCVE-2026-0286: A command injection vulnerability in the management plane of Palo Alto Networks PAN-OS® softwar…nvd · 2026-07-09
unknownCVE-2026-0285: A server-side request forgery (SSRF) vulnerability in Palo Alto Networks PAN-OS software enable…nvd · 2026-07-09
unknownCVE-2026-0284: An XML injection vulnerability in the Large Scale VPN (LSVPN) functionality of Palo Alto Networ…nvd · 2026-07-09
unknownCVE-2026-0283: An authentication bypass vulnerability in Large Scale VPN ( LSVPN) functionality of Palo Alto N…nvd · 2026-07-09