Critical9.2Vendor: HighPalo Alto Networks Updated
CVE-2026-0263 PAN-OS: Remote Code Execution (RCE) in IKEv2 Processing
CVE-2026-0263 Published May 28, 2026
CVE-2026-0263
Affected products & platforms
Palo Alto NetworksPAN-OSFirewall
Summary
CVE-2026-0263 PAN-OS: Remote Code Execution (RCE) in IKEv2 Processing
Affected versions
- PAN-OS 12.1: < 12.1.4-h5< 12.1.7
- PAN-OS 11.2: < 11.2.4-h17< 11.2.7-h13< 11.2.10-h6< 11.2.12
- PAN-OS 11.1: < 11.1.4-h33< 11.1.6-h32< 11.1.7-h6< 11.1.10-h25< 11.1.13-h5< 11.1.15
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Fixed versions
- PAN-OS >= 12.1.7
- PAN-OS >= 12.1.4-h5
- PAN-OS >= 11.2.12
- PAN-OS >= 11.2.10-h6
- PAN-OS >= 11.2.7-h13
- PAN-OS >= 11.2.4-h17
- PAN-OS >= 11.1.15
- PAN-OS >= 11.1.13-h5
- PAN-OS >= 11.1.10-h25
- PAN-OS >= 11.1.7-h6
- PAN-OS >= 11.1.6-h32
- PAN-OS >= 11.1.4-h33
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- All older unsupported PAN-OS versions Upgrade to a supported fixed version.
Temporary workarounds
- Customers using IKEv2 VPN can mitigate this issue by configuring IKEv2 VPN tunnels only with NIST approved Post Quantum Cryptography (PQC) ciphers.
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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