Critical Buffer Overflow Vulnerability in PAN-OS Exploited in-the-Wild
Detect and mitigate CVE-2026-0300, a critical vulnerability in Palo Alto Networks PAN-OS User-ID Authentication Portal that allows unauthenticated attackers to achieve remote code execution (RCE) with root privileges.
- Vendor
- Palo Alto Networks
- Product
- PAN-OS
- EPSS
- 0.42 (p99)
- Exploitation
- observed in the wild
- Exposure class
- Edge / VPN / firewall
Why it ranks 57 (High)
- Exploitation observed in the wild
- EPSS 0.42 (elevated)
- Exposed product class: edge / VPN / firewall
- Widely deployed vendor product (Palo Alto Networks)
- Covered by 2 independent sources
- Threat research
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- Wiz Research (wiz.io)
- CVE-2026-0300 on this site · NVD · CVE.org · Vulnpedia
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