PAN-OS: Denial of Service Vulnerability
Summary
| CVE | CVE-2026-0317 |
|---|---|
| State | PUBLISHED |
| Assigner | palo_alto |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-14 21:17:18 UTC |
| Updated | 2026-10-15 19:17:11 UTC |
| Description | A denial of service vulnerability in Palo Alto Networks PAN-OS software enables an authenticated user with a read-only administrator role to cause a denial of service (DoS) condition by sending a specially crafted API request. The security risk posed by this issue is significantly minimized by restricting access to the management web interface to only trusted internal IP addresses according to our recommended best practice deployment guidelines https://live.paloaltonetworks.com/t5/community-blogs/tips-amp-tricks-how-to-secure-the-management-access-of-your-palo/ba-p/464431 . Cloud NGFW, Panorama, and Prisma® Access are not affected by this vulnerability. |
Risk And Classification
Primary CVSS: v4.0 1.2 LOW from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:A/V:D/RE:L/U:Amber
Problem Types: CWE-754 | CWE-754 CWE-754 Improper Check for Unusual or Exceptional Conditions
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 1.2 | LOW | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/C... |
| 4.0 | CNA | CVSS | 1.2 | LOW | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/A... |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:A/V:D/RE:L/U:Amber
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Palo Alto Networks | Cloud NGFW | unaffected All custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | affected 12.2.0 12.2.4 custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | affected 12.1.0 12.1.10-h2 custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | affected 11.2.0 11.2.16 custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | affected 11.1.0 11.1.16-h3 custom | Not specified |
| CNA | Palo Alto Networks | Prisma Access | unaffected All 12.1.7-h8 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| security.paloaltonetworks.com/CVE-2026-0317 | [email protected] | security.paloaltonetworks.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Michael Messner and Benedikt Kuehne (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-08-12T16:00:00.000Z | Initial publication |
Solutions
CNA: VersionMinor Version RangeSuggested SolutionCloud NGFW No action required. PAN-OS 12.112.2.0 through 12.2.3-h*Upgrade to 12.2.4 or later. PAN-OS 12.112.1.2 through 12.1.10-h*Upgrade to 12.1.10-h2 or later.PAN-OS 11.211.2.0 through 11.2.15-h*Upgrade to 11.2.16 or later.PAN-OS 11.111.1.0 through 11.1.16-h*Upgrade to 11.1.16-h3 or later.All other older unsupported PAN-OS versions Upgrade to a supported fixed version. Prisma Access No action needed.
Workarounds
CNA: No known workarounds exist for this issue.
Exploits
CNA: Palo Alto Networks is not aware of any malicious exploitation of this issue.