October 20, 2026

CVE Watchtower

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CVE-2026-0257NVD

Vulnerability Summary

Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker to bypass security restrictions and establish an unauthorized VPN connection.

Panorama and Cloud NGFW are not impacted by these issues.
Severity Level
UNKNOWN
Published Date
May 13, 2026
Last Modified
Jul 14, 2026
PoC
Available(Nuclei)
Exploitation Status
ACTIVE
EPSS Score (30-Day)
93.91%Probability
Root Weakness (CWE)
CWE-565: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v4.0 Base Metrics — Score 7.8 (HIGH)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)Low
Integrity (Vulnerable System)None
Availability (Vulnerable System)None
Confidentiality (Subsequent System)High
Integrity (Subsequent System)High
Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions
  • Palo Alto Networks PAN-OS >= 12.1.0 and < 12.1.7, 12.1.4-h6
  • Palo Alto Networks PAN-OS >= 11.2.0 and < 11.2.12, 11.2.10-h7, 11.2.7-h14, 11.2.4-h17
  • Palo Alto Networks PAN-OS >= 11.1.0 and < 11.1.15, 11.1.13-h5, 11.1.10-h25, 11.1.7-h6, 11.1.6-h32, 11.1.4-h33
  • Palo Alto Networks PAN-OS >= 10.2.0 and < 10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34
  • Palo Alto Networks Prisma Access >= 10.2.0 and < 10.2.10-h36
  • Palo Alto Networks Prisma Access >= 11.2.0 and < 11.2.7-h13
Patched Versions
  • Palo Alto Networks PAN-OS 12.1.7, 12.1.4-h6
  • Palo Alto Networks PAN-OS 11.2.12, 11.2.10-h7, 11.2.7-h14, 11.2.4-h17
  • Palo Alto Networks PAN-OS 11.1.15, 11.1.13-h5, 11.1.10-h25, 11.1.7-h6, 11.1.6-h32, 11.1.4-h33
  • Palo Alto Networks PAN-OS 10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34
  • Palo Alto Networks Prisma Access 10.2.10-h36
  • Palo Alto Networks Prisma Access 11.2.7-h13
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🚫Ad-Free — Uninterrupted experience.
🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
🚫Ad-Free — Uninterrupted experience.

External References