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    Possible Exploitation of CVE-2026-0300 and Anomalous User Agent

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    GlassDiceBearhttps://www.dicebear.comhttps://creativecommons.org/publicdomain/zero/1.0/„Glass” (https://www.dicebear.com) by „DiceBear”, licensed under „CC0 1.0” (https://creativecommons.org/publicdomain/zero/1.0/)
    Ibrahim Saud@tektrix
    •updated Jun 23, 2026•0•0•10

    Detects potential exploitation of CVE-2026-0300 targeting PAN-OS and matches anomalous User-Agent string associated with CL-STA-1132 threat actor.

    Sigma

    Tags

    T1190 - Exploit Public-Facing ApplicationTA0001 - Initial AccessExploit AttemptFirewall EventHTTP RequestNetwork Connection InboundNetwork GenericPalo Alto Panos FirewallZeek IDSSuricata IDSGeneric Network LogGeneric Security Tool Logsplattack.exploitationattack.t1190

    Found in

    • Exploitation of PAN-OS Captive Portal CVE-2026-0300Last updated May 11, 2026
    • Exploitation of PAN-OS Captive Portal CVE-2026-0300Last updated May 7, 2026

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