CVE-2026-0243 (GCVE-0-2026-0243)

Vulnerability from cvelistv5 – Published: 2026-05-13 19:10 – Updated: 2026-05-14 10:48
VLAI?
Title
Prisma SD-WAN: Denial of Service (DoS) Vulnerability Through IPv6 Crafted Packet
Summary
A denial of service (DoS) vulnerability in Palo Alto Networks Prisma SD-WAN ION devices enables an unauthenticated attacker in a network adjacent to a Prisma SD-WAN ION device to cause a system disruption by sending a specially crafted IPv6 packet.
Severity ?
4.9 (Medium)
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:U/AU:Y/R:U/V:D/RE:M/U:Amber
CWE
  • CWE-606 - Unchecked Input for Loop Condition
Assigner
References
Impacted products
Vendor Product Version
Palo Alto Networks Prisma SD-WAN ION Affected: 6.5.0 , < 25.3.3 (custom)
Affected: 6.4.0 , < 25.1.8 (custom)
Affected: 6.3.0 , < 24.3.6 (custom)
Unaffected: 6.1.0 (custom)
Unaffected: 5.6.0 (custom)
Create a notification for this product.
Date Public ?
2026-05-13 16:00
Credits
Palo Alto Networks thanks our internal security research teams for discovering and reporting this issue.
Show details on NVD website
To clipboard 

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      "cveMetadata": "{\"cveId\": \"CVE-2026-0243\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-13T19:10:53.743Z\", \"dateReserved\": \"2025-11-03T20:44:03.984Z\", \"assignerOrgId\": \"d6c1279f-00f6-4ef7-9217-f89ffe703ec0\", \"datePublished\": \"2026-05-13T19:10:53.743Z\", \"assignerShortName\": \"palo_alto\"}",
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    }
  }
}


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Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.