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Critical 2 exploited CVEs ICSA-26-139-02 8 CVEs

Siemens RUGGEDCOM APE1808 Devices

Published May 12, 2026 · Updated Jul 2, 2026 · Revision 4

Vendor: Siemens Product: RUGGEDCOM APE1808

Summary

Palo Alto Networks has published [1] information on vulnerabilities in PAN-OS. This advisory lists the related Siemens Industrial products affected by these vulnerabilities.

Siemens is preparing fix versions and recommends countermeasures for products where fixes are not, or not yet available. Customers are advised to consult and implement the workarounds provided in Palo Alto Networks' upstream security notifications.

[1] https://security.paloaltonetworks.com/

Vulnerabilities 8

  • High 8.7
    CVE-2026-0300 Exploited Public exploit EPSS 42%

    PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal

    A buffer overflow vulnerability in the User-ID™ Authentication Portal (aka Captive Portal) service of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to execute arbitrary code with root privileges on the PA-Series and VM-Series firewalls…

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices
    KEV May 6, 2026
  • High 7.8
    CVE-2026-0257 Exploited · Ransomware Public exploit Scanner template EPSS 96%

    PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities

    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 …

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices
    KEV May 29, 2026
  • Medium 6.6
    CVE-2026-0262

    PAN-OS: Denial of Service Vulnerabilities in Network Traffic Parsing

    Multiple denial of service vulnerabilities in Palo Alto Networks PAN-OS® software allow an unauthenticated attacker with network access to cause a denial of service (DoS) condition by sending specially crafted network traffic. Panorama and Cloud NGFW are not …

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices
  • Medium 6.6
    CVE-2026-0264 Public exploit

    PAN-OS: Heap-Based Buffer Overflow in DNS Proxy and DNS Server Allows Unauthenticated Remote Code Execution

    A buffer overflow vulnerability in the DNS proxy and DNS Server features of Palo Alto Networks PAN-OS® Software allows an unauthenticated attacker with network access to cause a denial of service (DoS) condition (all PAN-OS platforms except Cloud NGFW and Pri…

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices
  • Medium 5.7
    CVE-2026-0261

    PAN-OS: Authenticated Admin Command Injection Vulnerability

    Multiple command injection vulnerabilities in Palo Alto Networks PAN-OS® software enable an authenticated administrator to bypass system restrictions and run arbitrary commands as a root user. To be able to exploit this issue, the user must have access to the…

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices
  • Medium 4.8
    CVE-2026-0258

    PAN-OS: Server-Side Request Forgery (SSRF) in IKEv2 Certificate URL Fetching

    A server-side request forgery (SSRF) vulnerability in the IKEv2 implementation of Palo Alto Networks PAN-OS® software allows an unauthenticated attacker to cause the firewall to send network requests to unintended destinations or cause a denial of service (Do…

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices
  • Medium 4.4
    CVE-2026-0256

    PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability in the Web Interface

    A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store a JavaScript payload using the web interface. This issue is applicable to PAN-OS software on PA-Series and VM-Ser…

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices
  • Low 2.7
    CVE-2026-0265 Public exploit

    PAN-OS: Authentication Bypass with Cloud Authentication Service (CAS) enabled

    An authentication bypass vulnerability in Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to bypass authentication controls when Cloud Authentication Service (CAS) is enabled. The risk is higher if CAS is enabled on…

    Palo Alto Networks PAN-OS Prisma Access Cloud NGFW Network devices

Revision history

  1. #4

    CISA Republication update based on Siemens ProductCERT SSA-967325 advisory

  2. #3

    Added CVE-2026-0256, CVE-2026-0257, CVE-2026-0258, CVE-2026-0261, CVE-2026-0262, CVE-2026-0264 and CVE-2026-0265

  3. #2

    CISA Republication - Initial CISA Republication of Siemens ProductCERT SSA-967325 advisory

  4. #1

    Publication Date

References