Quick answers
- Is CVE-2026-0317 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-0317 being exploited in the wild.
- How severe is CVE-2026-0317?
- Informational severity, published 14 October 2026.
- Which products and versions are affected?
- Palo Alto Networks PAN-OS 12.2.0 through 12.2.3; 12.1.2 through 12.1.10; 11.2.0 through 11.2.15; 11.1.0 through 11.1.16.
- Is there a fix for CVE-2026-0317?
- Yes: fixed in PAN-OS 12.2.4, 12.1.10-h2, 11.2.16, 11.1.16-h3. Until then: Restrict access to the management web interface to only trusted internal IP addresses according to Palo Alto Networks' recommended best practice deployment guidelines. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-0317 attacked?
- It is attacked over the network, in a network appliance.
- Am I affected by CVE-2026-0317?
- Check whether you run Palo Alto Networks PAN-OS at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: PAN-OS 12.2.4, 12.1.10-h2, 11.2.16, 11.1.16-h3
Restrict access to the management web interface to only trusted internal IP addresses according to Palo Alto Networks' recommended best practice deployment guidelines.
Technical details
A denial of service vulnerability (CWE-754: Improper Check for Unusual or Exceptional Conditions) in PAN-OS management API requires network access and high privileges (read-only administrator role) to exploit via specially crafted API requests. An attacker with authenticated read-only admin access can crash the device, causing temporary outages. Fixes are available in PAN-OS 12.2.4, 12.1.10-h2, 11.2.16, and 11.1.16-h3.
Affected products
- Palo Alto Networks PAN-OS 12.2.0 through 12.2.3; 12.1.2 through 12.1.10; 11.2.0 through 11.2.15; 11.1.0 through 11.1.16
Timeline
- 2026-10-14: disclosed