Medium6.9Palo Alto Networks Updated
CVE-2026-0269 PAN-OS: Denial of Service (DoS) in Tunnel Traffic Processing
CVE-2026-0269 Published Jun 10, 2026
CVE-2026-0269
Affected products & platforms
Palo Alto NetworksPAN-OSFirewall
Summary
CVE-2026-0269 PAN-OS: Denial of Service (DoS) in Tunnel Traffic Processing
Affected versions
- PAN-OS < 12.1.5
- PAN-OS < 11.2.10
- PAN-OS < 11.1.6-h21
- PAN-OS < 10.2.16-h6
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Fixed versions
- PAN-OS >= 12.1.5
- PAN-OS >= 12.1.4-h5
- PAN-OS >= 11.2.10
- PAN-OS >= 11.2.7-h4
- PAN-OS >= 11.2.4-h17
- PAN-OS >= 11.1.12
- PAN-OS >= 11.1.10-h7
- PAN-OS >= 11.1.6-h21
- PAN-OS >= 11.1.4-h33
- PAN-OS >= 10.2.18
- PAN-OS >= 10.2.16-h6
- PAN-OS >= 10.2.13-h21
- PAN-OS >= 10.2.10-h36
- PAN-OS >= 10.2.7-h34
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- VersionMinor VersionSuggested SolutionCloud NGFWNo action needed.
- PAN-OS 12.1 12.1.2 through 12.1.4-h* Upgrade to 12.1.4-h5 or 12.1.5 or later.
- PAN-OS 11.2 11.2.8 through 11.2.9 Upgrade to 11.2.10 or later. 11.2.5 through 11.2.7-h* Upgrade to 11.2.7-h4 or 11.2.10 or later. 11.2.0 through 11.2.4-h* Upgrade to 11.2.4-h17 or 11.2.10 or later.
Temporary workarounds
- No known workarounds exist for this issue.
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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