- Published
- Source
- CSO Online UK
- Filed under
- UK industry, Malware & exploits
- Vulnerabilities
- 1 CVE Exploited
Attackers are exploiting a newly disclosed flaw in Palo Alto Networks’ PAN-OS firewall software to run code with root privileges, and US federal agencies have been ordered to fix it and check for compromise by October 17. Palo Alto Networks disclosed the vulnerability, tracked as CVE-2026-0322, in a security advisory published October 14. The flaw “enables an authenticated attacker with network access to execute arbitrary code with root privileges on the firewall,” the advisory said. “Very limited exploitation has been…
If you run the affected product
- Find every instance – especially the ones reachable from the internet.
- Apply the vendor's patch or mitigation now: exploited flaws are fixed in days, not at the next patch cycle.
- Then check for signs it was used before you patched: web shells, new accounts, unusual outbound traffic.
More helpCISA's Known Exploited Vulnerabilities catalogue (opens in a new tab)
The vulnerabilities in this story
CVE-2026-0322 in the NVD (opens in a new tab)
- CVSS8.6High
- EPSS1.2%chance of exploitation in 30 days
- CISA KEVExploitedon the list since 14 Oct
Exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog (CC0). Exploit prediction: EPSS by FIRST. This product uses the NVD API but is not endorsed or certified by the NVD.
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