{"id":"CVE-2026-0310","aliases":["EUVD-2026-75253","GHSA-hwvp-gh82-wq29"],"status":"published","title":"PAN-OS: Buffer Overflow Vulnerability via XML Processing","description":"A buffer overflow vulnerability in the XML processing functionality of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web or dataplane interface to cause a denial of service (DoS) condition on VM-Series firewalls or execute arbitrary code with root privileges on the PA-Series firewalls.\n\nThe 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 . \n\nPanorama is impacted by this vulnerability.","severity":{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Red","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00666,"percentile":0.52186,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-09-10T05:21:28Z","modified":"2026-11-10T12:40:12Z","products":[{"vendor":"palo alto networks","product":"cloud ngfw"},{"vendor":"palo alto networks","product":"pan-os"},{"vendor":"palo alto networks","product":"prisma access"},{"vendor":"siemens","product":"ruggedcom ape1808"}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0310","tags":["vendor-advisory"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-104023.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0310"},{"url":"https://github.com/advisories/GHSA-hwvp-gh82-wq29"}],"sources":{"cve":[{"id":"CVE-2026-0310","title":"PAN-OS: Buffer Overflow Vulnerability via XML Processing","description":"A buffer overflow vulnerability in the XML processing functionality of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web or dataplane interface to cause a denial of service (DoS) condition on VM-Series firewalls or execute arbitrary code with root privileges on the PA-Series firewalls.\n\nThe 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 . \n\nPanorama is impacted by this vulnerability.","status":"published","published":"2026-09-10T05:21:28.646Z","modified":"2026-11-10T12:40:12.731Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Red","level":"high","assessor":"cna"},{"version":"4.0","score":6.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber","level":"medium","assessor":"cna"},{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:A/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber","level":"medium","assessor":"cna"},{"version":"4.0","score":5.2,"vector":"CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-10T13:38:44.039016Z"}],"euvd":[{"id":"EUVD-2026-75253","description":"A buffer overflow vulnerability in the XML processing functionality of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web or dataplane interface to cause a denial of service (DoS) condition on VM-Series firewalls or execute arbitrary code with root privileges on the PA-Series firewalls.\n\nThe 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 . \n\nPanorama is impacted by this vulnerability.","status":"published","published":"2026-09-10T05:21:28Z","modified":"2026-11-10T12:40:12Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Red","level":"high"}],"updated_at":"2026-11-10T14:21:11.690542Z"}],"ghsa":[{"id":"GHSA-hwvp-gh82-wq29","title":"A buffer overflow vulnerability in the XML processing functionality of Palo Alto Networks PAN-OS®...","description":"A buffer overflow vulnerability in the XML processing functionality of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web or dataplane interface to cause a denial of service (DoS) condition on VM-Series firewalls or execute arbitrary code with root privileges on the PA-Series firewalls.\n\nThe 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 . \n\nPanorama is impacted by this vulnerability.","status":"published","published":"2026-09-10T06:31:45Z","modified":"2026-10-15T03:36:27Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:M/U:Red","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:13:34.67317Z"}],"nvd":[{"id":"CVE-2026-0310","description":"A buffer overflow vulnerability in the XML processing functionality of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker with network access to the management web or dataplane interface to cause a denial of service (DoS) condition on VM-Series firewalls or execute arbitrary code with root privileges on the PA-Series firewalls.\n\nThe 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 . \n\nPanorama is impacted by this vulnerability.","status":"published","published":"2026-09-10T06:17:04.45Z","modified":"2026-10-15T02:18:36.61Z","cvss":[{"version":"4.0","score":7.2,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:D/RE:M/U:Red","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:45.93749Z"}]}}