# CVE-2026-0317: PAN-OS: Denial of Service Vulnerability

> An authenticated read-only administrator can cause a denial of service in PAN-OS via a crafted API request, affecting firewall management availability.

- **Severity:** Low 1.2 (`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/AU:N/R:A/V:D/RE:L/U:Amber`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 14 Oct 2026
- **Updated:** 15 Oct 2026
- **Also known as:** GHSA-2vcf-3mgj-78hr

## What is CVE-2026-0317?

CVE-2026-0317 is a low-severity denial of service vulnerability in Palo Alto Networks Cloud NGFW, published on 14 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.

### Official 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.

Weakness: CWE-754 (Improper Check for Unusual or Exceptional Conditions)

## Which versions are affected by CVE-2026-0317?


## How do I fix CVE-2026-0317?

No fix has been published for CVE-2026-0317 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-0317 being exploited?

There is no known exploitation of CVE-2026-0317 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-0317 and fix it if it is affected.

What it is: CVE-2026-0317 is a low-severity denial of service vulnerability in Palo Alto Networks Cloud NGFW, published on 14 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-0317 in the wild and no public exploit code.

Affected product: Palo Alto Networks Cloud NGFW. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-0317/ (Markdown: https://insights.sbomify.com/CVE-2026-0317/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-0317
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-0317
- OSV: https://osv.dev/vulnerability/CVE-2026-0317

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-0317/
Summaries are generated and may contain mistakes; the official description above is the record.