Palo Alto Networks Cortex XDR agent 8.3-ce End of Life
Support dates and upgrade guidance — rebuilt from live data.
Palo Alto Networks Cortex XDR agent 8.3-ce reached end of life on 21 May 2026. It no longer receives security fixes.
Support timeline
Official dates from the Palo Alto Networks Cortex XDR agent release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 21 May 2024 | — |
| End of life | 21 May 2026 | 0.2 years ago |
| Latest release | — | final |
Where to go from 8.3-ce
Recommended target: Palo Alto Networks Cortex XDR agent 9.3 (supported until 16 May 2027).
The newest actively supported branch is Palo Alto Networks Cortex XDR agent 9.3 (latest release ).
Frequently asked questions
Is Palo Alto Networks Cortex XDR agent 8.3-ce still safe to use?
Palo Alto Networks Cortex XDR agent 8.3-ce reached end of life on 21 May 2026, 80 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Palo Alto Networks Cortex XDR agent 8.3-ce?
Yes — the final release (8.3-ce) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Palo Alto Networks Cortex XDR agent 8.3-ce to?
Upgrade to Palo Alto Networks Cortex XDR agent 9.3, the newest actively supported branch (supported until 16 May 2027).