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CVE-2026-0316

PAN-OS: Stored Cross-Site Scripting (XSS) Vulnerability

No known exploitation. EPSS puts it in the 18th percentile. Fixed versions are out.

CVSS —Not scoredEPSS percentile18th0.3% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix3 products5 fixed builds listed below

Published Updated Sources: CVE.org, NVD

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Palo Alto Networks Cloud NGFWFixed buildsAllStated by: CVE record
  • Palo Alto Networks PAN-OSAffected: ≥ 12.2.0, < 12.2.4Upgrade to: 12.2.4Affected: ≥ 12.1.0, < 12.1.10-h2Upgrade to: 12.1.10-h2Affected: ≥ 11.2.0, < 11.2.16Upgrade to: 11.2.16Affected: ≥ 11.1.0, < 11.1.16-h3Upgrade to: 11.1.16-h3Stated by: CVE record
  • Palo Alto Networks Prisma AccessFixed buildsAllStated by: CVE record

Versions as the sources state them. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store or execute a JavaScript payload using the web interface. The security risk posed by this issue is minimized when the management interface is restricted 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 .  This issue is applicable to PAN-OS® software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series). Cloud NGFW and Prisma® Access are not affected by these vulnerabilities.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS18th
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

0.3% chance of exploitation activity in the next 30 days, which ranks it in the 18th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

10 events over 8 days, from the signal feeds we watch.

  1. OpenVAS check added
  2. Patch availableworkaround available, record updated
  3. Patch availableworkaround available, published, weakness classified, att&ck mapped, record updated

Affected products

Technical detail

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

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