CVE Tools
Sign in

CVE-2026-0227

PAN-OS: Firewall Denial of Service (DoS) in GlobalProtect Gateway and Portal

Published: Jan 15, 2026Updated: Feb 6, 2026 Sources: CVE List NVD BDU csafCWE-754
7.5HIGH
NVD MITRE
EPSS Score
0.7%
Top 52.7%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

Description

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/

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-754

Affected Products

Cloud NGFWPalo Alto NetworksSecurity Products
PAN-OSPalo Alto NetworksSecurity Products
Prisma AccessPalo Alto NetworksSecurity Products
pan-ospaloaltonetworksSecurity Products
prisma accesspaloaltonetworksSecurity Products
palo alto networkscommercialUSSecurity Productsaka pan-os, prisma access, cloud ngfw
paloaltonetworkscommercialUSSecurity Productsaka palo alto networks, panw
and 2 more affected products View all →

Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
Workaround Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

References

https://cert-portal.siemens.com/productcert/csaf/ssa-513708.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-513708.html
cert-portal.siemens.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2025/icsa-25-162-02.json
raw.githubusercontent.com
and 29 more references View all →

Timeline

Published
Jan 15, 2026
Last Updated
Feb 6, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-0227 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows