CVE-2026-0262: CWE-754 Improper Check for Unusual or Exceptional Conditions in Palo Alto Networks Cloud NGFW
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 impacted by these vulnerabilities.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-754 (Improper Check for Unusual or Exceptional Conditions), affects Palo Alto Networks PAN-OS software and allows unauthenticated network attackers to cause denial of service by sending crafted traffic. The issue specifically impacts Cloud NGFW, but Panorama and Cloud NGFW are stated as not impacted, indicating some ambiguity or possible partial impact. The CVSS 4.0 base score is 6.6, reflecting a medium severity with network attack vector, no privileges required, and high impact on availability. No vendor advisory or patch information is currently available.
Potential Impact
An unauthenticated attacker with network access can cause a denial of service condition on affected PAN-OS software components, potentially disrupting network security functions. The impact is limited to availability degradation. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround has been documented. Until a patch is available, monitor vendor communications for updates.
CVE-2026-0262: CWE-754 Improper Check for Unusual or Exceptional Conditions in Palo Alto Networks Cloud NGFW
Description
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 impacted by these vulnerabilities.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-754 (Improper Check for Unusual or Exceptional Conditions), affects Palo Alto Networks PAN-OS software and allows unauthenticated network attackers to cause denial of service by sending crafted traffic. The issue specifically impacts Cloud NGFW, but Panorama and Cloud NGFW are stated as not impacted, indicating some ambiguity or possible partial impact. The CVSS 4.0 base score is 6.6, reflecting a medium severity with network attack vector, no privileges required, and high impact on availability. No vendor advisory or patch information is currently available.
Potential Impact
An unauthenticated attacker with network access can cause a denial of service condition on affected PAN-OS software components, potentially disrupting network security functions. The impact is limited to availability degradation. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround has been documented. Until a patch is available, monitor vendor communications for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- palo_alto
- Date Reserved
- 2025-11-03T20:44:22.910Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a04c4b8cbff5d8610fad353
Added to database: 5/13/2026, 6:36:40 PM
Last enriched: 5/13/2026, 6:51:59 PM
Last updated: 5/13/2026, 8:54:06 PM
Views: 4
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