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Highest advisory severityCritical 1 vendor · 1 advisory

CVE-2026-0263

CVE-2026-0263: 1 tracked advisory record across Palo Alto. Compare vendor sources and published fix guidance.

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

NVD detail CVE.org

Vendor advisory comparison

Palo Alto

1 advisory
  • Advisory severityCritical9.2

    Critical [CVE-2026-0263] PAN-OS: Remote Code Execution (RCE) in IKEv2 Processing

    CVE-2026-0263Source published

    CVE-2026-0263 PAN-OS: Remote Code Execution (RCE) in IKEv2 Processing

    Related products — impact not confirmed
    • PAN-OS
    Source-reported 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
    Source-reported fixed versions
    • PAN-OS >= 12.1.7
    • PAN-OS >= 12.1.4-h5
    • PAN-OS >= 11.2.12
    • PAN-OS >= 11.2.10-h6

    8 more entries in the full advisory.

    Mitigation guidance
    • All older unsupported PAN-OS versions Upgrade to a supported fixed version.
    Workarounds
    • Customers using IKEv2 VPN can mitigate this issue by configuring IKEv2 VPN tunnels only with NIST approved Post Quantum Cryptography (PQC) ciphers.
    Full advisory and evidenceOpen source bulletin

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