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TI-2026-00172 Aliases CVE-2026-0228GHSA-j8fr-767f-7h52

PAN-OS: Improper Validation of Terminal Server Agent Certificate

Priority LOW 7CWE-295Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Spoofing
Confidentiality · integrity · availability
None · Low · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-295.

Summary

An improper certificate validation vulnerability in PAN-OS allows users to connect Terminal Server Agents on Windows to PAN-OS using expired certificates even if the PAN-OS configuration would not normally permit them to do so.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.002 9th percentileScored 2026-11-07
Fix Fixed Cloud NGFW (Palo Alto Networks): AllPAN-OS (Palo Alto Networks): 12.1.0, 11.2.8, 11.1.11 +1+1 more product

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Palo Alto NetworksCloud NGFW—AllPatch availableCNA
Palo Alto NetworksPAN-OS11.2.0 to before 11.2.8; 11.1.0 to before 11.1.11; 10.2.0 to before 10.2.1712.1.0, 11.2.8, 11.1.11, 10.2.17Patch availableCNA
Palo Alto NetworksPrisma Access10.2.0 to before 10.2.10-h2810.2.10-h28Patch availableCNA
  • Cloud NGFW VendorPalo Alto Networks Affected — Fixed in All Patch available CNA
  • PAN-OS VendorPalo Alto Networks Affected 11.2.0 to before 11.2.8; 11.1.0 to before 11.1.11; 10.2.0 to before 10.2.17 Fixed in 12.1.0, 11.2.8, 11.1.11, 10.2.17 Patch available CNA
  • Prisma Access VendorPalo Alto Networks Affected 10.2.0 to before 10.2.10-h28 Fixed in 10.2.10-h28 Patch available CNA

CPE names CNA · 61

CPEVersionsRoleVendor
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h8:*:*:*:*:*:*11.2.7 h8—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h7:*:*:*:*:*:*11.2.7 h7—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h4:*:*:*:*:*:*11.2.7 h4—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h3:*:*:*:*:*:*11.2.7 h3—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h2:*:*:*:*:*:*11.2.7 h2—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h1:*:*:*:*:*:*11.2.7 h1—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:-:*:*:*:*:*:*11.2.7—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.6:*:*:*:*:*:*:*11.2.6—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.5:*:*:*:*:*:*:*11.2.5—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.4:*:*:*:*:*:*:*11.2.4—Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h8:*:*:*:*:*:* Versions 11.2.7 h8 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h7:*:*:*:*:*:* Versions 11.2.7 h7 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h4:*:*:*:*:*:* Versions 11.2.7 h4 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h3:*:*:*:*:*:* Versions 11.2.7 h3 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h2:*:*:*:*:*:* Versions 11.2.7 h2 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:h1:*:*:*:*:*:* Versions 11.2.7 h1 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:-:*:*:*:*:*:* Versions 11.2.7 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.6:*:*:*:*:*:*:* Versions 11.2.6 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.5:*:*:*:*:*:*:* Versions 11.2.5 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.4:*:*:*:*:*:*:* Versions 11.2.4 — ·Palo Alto Networks
Show 51 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:palo_alto_networks:pan-os:11.2.3:*:*:*:*:*:*:*11.2.3—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.2:*:*:*:*:*:*:*11.2.2—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.1:*:*:*:*:*:*:*11.2.1—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.2.0:*:*:*:*:*:*:*11.2.0—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.10:*:*:*:*:*:*:*11.1.10—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.9:*:*:*:*:*:*:*11.1.9—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.8:*:*:*:*:*:*:*11.1.8—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.6:*:*:*:*:*:*:*11.1.6—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.5:*:*:*:*:*:*:*11.1.5—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.4:*:*:*:*:*:*:*11.1.4—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.3:*:*:*:*:*:*:*11.1.3—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.2:*:*:*:*:*:*:*11.1.2—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.1:*:*:*:*:*:*:*11.1.1—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:11.1.0:*:*:*:*:*:*:*11.1.0—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.16:*:*:*:*:*:*:*10.2.16—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.15:*:*:*:*:*:*:*10.2.15—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.14:*:*:*:*:*:*:*10.2.14—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.13:*:*:*:*:*:*:*10.2.13—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.12:*:*:*:*:*:*:*10.2.12—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.11:*:*:*:*:*:*:*10.2.11—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h27:*:*:*:*:*:*10.2.10 h27—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h26:*:*:*:*:*:*10.2.10 h26—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h23:*:*:*:*:*:*10.2.10 h23—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h21:*:*:*:*:*:*10.2.10 h21—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h18:*:*:*:*:*:*10.2.10 h18—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h17:*:*:*:*:*:*10.2.10 h17—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h14:*:*:*:*:*:*10.2.10 h14—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h13:*:*:*:*:*:*10.2.10 h13—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h12:*:*:*:*:*:*10.2.10 h12—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h11:*:*:*:*:*:*10.2.10 h11—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h10:*:*:*:*:*:*10.2.10 h10—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h9:*:*:*:*:*:*10.2.10 h9—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h8:*:*:*:*:*:*10.2.10 h8—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h7:*:*:*:*:*:*10.2.10 h7—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h6:*:*:*:*:*:*10.2.10 h6—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h5:*:*:*:*:*:*10.2.10 h5—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h4:*:*:*:*:*:*10.2.10 h4—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h3:*:*:*:*:*:*10.2.10 h3—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h2:*:*:*:*:*:*10.2.10 h2—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h1:*:*:*:*:*:*10.2.10 h1—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:-:*:*:*:*:*:*10.2.10—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.9:*:*:*:*:*:*:*10.2.9—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.8:*:*:*:*:*:*:*10.2.8—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.7:*:*:*:*:*:*:*10.2.7—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.6:*:*:*:*:*:*:*10.2.6—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.5:*:*:*:*:*:*:*10.2.5—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.4:*:*:*:*:*:*:*10.2.4—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.3:*:*:*:*:*:*:*10.2.3—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.2:*:*:*:*:*:*:*10.2.2—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.1:*:*:*:*:*:*:*10.2.1—Palo Alto Networks
cpe:2.3:o:palo_alto_networks:pan-os:10.2.0:*:*:*:*:*:*:*10.2.0—Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.3:*:*:*:*:*:*:* Versions 11.2.3 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.2:*:*:*:*:*:*:* Versions 11.2.2 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.1:*:*:*:*:*:*:* Versions 11.2.1 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.2.0:*:*:*:*:*:*:* Versions 11.2.0 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.10:*:*:*:*:*:*:* Versions 11.1.10 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.9:*:*:*:*:*:*:* Versions 11.1.9 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.8:*:*:*:*:*:*:* Versions 11.1.8 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.6:*:*:*:*:*:*:* Versions 11.1.6 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.5:*:*:*:*:*:*:* Versions 11.1.5 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.4:*:*:*:*:*:*:* Versions 11.1.4 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.3:*:*:*:*:*:*:* Versions 11.1.3 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.2:*:*:*:*:*:*:* Versions 11.1.2 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.1:*:*:*:*:*:*:* Versions 11.1.1 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:11.1.0:*:*:*:*:*:*:* Versions 11.1.0 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.16:*:*:*:*:*:*:* Versions 10.2.16 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.15:*:*:*:*:*:*:* Versions 10.2.15 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.14:*:*:*:*:*:*:* Versions 10.2.14 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.13:*:*:*:*:*:*:* Versions 10.2.13 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.12:*:*:*:*:*:*:* Versions 10.2.12 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.11:*:*:*:*:*:*:* Versions 10.2.11 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h27:*:*:*:*:*:* Versions 10.2.10 h27 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h26:*:*:*:*:*:* Versions 10.2.10 h26 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h23:*:*:*:*:*:* Versions 10.2.10 h23 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h21:*:*:*:*:*:* Versions 10.2.10 h21 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h18:*:*:*:*:*:* Versions 10.2.10 h18 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h17:*:*:*:*:*:* Versions 10.2.10 h17 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h14:*:*:*:*:*:* Versions 10.2.10 h14 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h13:*:*:*:*:*:* Versions 10.2.10 h13 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h12:*:*:*:*:*:* Versions 10.2.10 h12 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h11:*:*:*:*:*:* Versions 10.2.10 h11 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h10:*:*:*:*:*:* Versions 10.2.10 h10 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h9:*:*:*:*:*:* Versions 10.2.10 h9 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h8:*:*:*:*:*:* Versions 10.2.10 h8 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h7:*:*:*:*:*:* Versions 10.2.10 h7 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h6:*:*:*:*:*:* Versions 10.2.10 h6 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h5:*:*:*:*:*:* Versions 10.2.10 h5 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h4:*:*:*:*:*:* Versions 10.2.10 h4 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h3:*:*:*:*:*:* Versions 10.2.10 h3 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h2:*:*:*:*:*:* Versions 10.2.10 h2 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:h1:*:*:*:*:*:* Versions 10.2.10 h1 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.10:-:*:*:*:*:*:* Versions 10.2.10 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.9:*:*:*:*:*:*:* Versions 10.2.9 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.8:*:*:*:*:*:*:* Versions 10.2.8 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.7:*:*:*:*:*:*:* Versions 10.2.7 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.6:*:*:*:*:*:*:* Versions 10.2.6 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.5:*:*:*:*:*:*:* Versions 10.2.5 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.4:*:*:*:*:*:*:* Versions 10.2.4 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.3:*:*:*:*:*:*:* Versions 10.2.3 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.2:*:*:*:*:*:*:* Versions 10.2.2 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.1:*:*:*:*:*:*:* Versions 10.2.1 — ·Palo Alto Networks
  • cpe:2.3:o:palo_alto_networks:pan-os:10.2.0:*:*:*:*:*:*:* Versions 10.2.0 — ·Palo Alto Networks

Remediation

  • Fix · CNA Cloud NGFW (Palo Alto Networks) Fixed in All
  • Fix · CNA PAN-OS (Palo Alto Networks) Fixed in 12.1.0, 11.2.8, 11.1.11, 10.2.17
  • Fix · CNA Prisma Access (Palo Alto Networks) Fixed in 10.2.10-h28

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Palo Alto Networks Prisma Access 10.2.10-h28

    2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2026-00173 PAN-OS: Denial of Service in Advanced DNS Security FeaturePriority MEDIUM 62
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-0228
  2. 2026-10-03 Alias added: GHSA-j8fr-767f-7h52

References

Advisory 1

  • TI-2024-08782 Expedition: Unauthenticated OS Command Injection Vulnerability Leads to Firewall Credential Disclosure KEVCVSS 4.0CRITICAL 9.9
  • TI-2024-03172 PAN-OS: Arbitrary File Creation Leads to OS Command Injection Vulnerability in GlobalProtect KEVCVSS 3.1CRITICAL 10.0
  • TI-2020-01936 PAN-OS: Authentication Bypass in SAML Authentication KEVCVSS 3.1CRITICAL 10.0
  • TI-2017-11675 Palo Alto Networks PAN-OS before 6.1.19, 7.0.x before 7.0.19, 7.1.x before 7.1.14, and… KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-00239 PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal KEVCVSS 4.0CRITICAL 9.3
  • TI-2024-08784 Expedition: SQL Injection Leads to Firewall Admin Credential Disclosure KEVCVSS 4.0CRITICAL 9.2
See all 367 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences