{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-0229", "assignerOrgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0", "state": "PUBLISHED", "assignerShortName": "palo_alto", "dateReserved": "2025-11-03T20:43:50.406Z", "datePublished": "2026-02-11T17:56:09.270Z", "dateUpdated": "2026-02-11T18:58:48.926Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Cloud NGFW", "vendor": "Palo Alto Networks", "versions": [ { "status": "unaffected", "version": "All", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:o:palo_alto_networks:pan-os:12.1.3:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:12.1.2:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.9:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.8:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.7:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.6:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.5:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.4:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.3:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.2:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.1:*:*:*:*:*:*:*", "cpe:2.3:o:palo_alto_networks:pan-os:11.2.0:*:*:*:*:*:*:*" ], "defaultStatus": "unaffected", "product": "PAN-OS", "vendor": "Palo Alto Networks", "versions": [ { "changes": [ { "at": "12.1.4", "status": "unaffected" } ], "lessThan": "12.1.4", "status": "affected", "version": "12.1.0", "versionType": "custom" }, { "changes": [ { "at": "11.2.10", "status": "unaffected" } ], "lessThan": "11.2.10", "status": "affected", "version": "11.2.0", "versionType": "custom" }, { "changes": [ { "at": "11.1.11", "status": "unaffected" } ], "lessThan": "11.1.11", "status": "unaffected", "version": "11.1.0", "versionType": "custom" }, { "changes": [ { "at": "10.2.17", "status": "unaffected" } ], "lessThan": "10.2.17", "status": "unaffected", "version": "10.2.0", "versionType": "custom" } ] }, { "defaultStatus": "unaffected", "product": "Prisma Access", "vendor": "Palo Alto Networks", "versions": [ { "changes": [ { "at": "11.2.7-h10", "status": "unaffected" }, { "at": "10.2.10-h28", "status": "unaffected" } ], "lessThan": "10.2.10-h28", "status": "unaffected", "version": "All", "versionType": "custom" } ] } ], "configurations": [ { "lang": "eng", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "The firewall must have Advanced DNS Security (ADNS) enabled and a spyware profile with actions configured to block, sinkhole, or alert (i.e., any non-allow value)." } ], "value": "The firewall must have Advanced DNS Security (ADNS) enabled and a spyware profile with actions configured to block, sinkhole, or alert (i.e., any non-allow value)." } ], "cpeApplicability": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:palo_alto_networks:pan-os:*:*:*:*:*:*:*:*", "versionEndExcluding": "12.1.4", "versionStartIncluding": "12.1.2", "vulnerable": true }, { "criteria": "cpe:2.3:o:palo_alto_networks:pan-os:*:*:*:*:*:*:*:*", "versionEndExcluding": "11.2.10", "versionStartIncluding": "11.2.0", "vulnerable": true } ], "negate": false, "operator": "OR" } ], "operator": "OR" } ], "credits": [ { "lang": "en", "type": "finder", "value": "an internal reporter, jliu@TikkalaSecurity," } ], "datePublic": "2026-02-11T17:00:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "A denial-of-service (DoS) vulnerability in the Advanced DNS Security (ADNS) feature of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode.

Cloud NGFW and Prisma Access® are not impacted by this vulnerability." } ], "value": "A denial-of-service (DoS) vulnerability in the Advanced DNS Security (ADNS) feature of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode.\n\nCloud NGFW and Prisma Access® are not impacted by this vulnerability." } ], "exploits": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue." } ], "value": "Palo Alto Networks is not aware of any malicious exploitation of this issue." } ], "impacts": [ { "capecId": "CAPEC-153", "descriptions": [ { "lang": "en", "value": "CAPEC-153 Input Data Manipulation" } ] } ], "metrics": [ { "cvssV4_0": { "Automatable": "YES", "Recovery": "USER", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 6.6, "baseSeverity": "MEDIUM", "exploitMaturity": "UNREPORTED", "privilegesRequired": "NONE", "providerUrgency": "AMBER", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "DIFFUSE", "vectorString": "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:Y/R:U/V:D/RE:M/U:Amber", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "MODERATE" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-754", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "d6c1279f-00f6-4ef7-9217-f89ffe703ec0", "shortName": "palo_alto", "dateUpdated": "2026-02-11T17:56:09.270Z" }, "references": [ { "tags": [ "vendor-advisory" ], "url": "https://security.paloaltonetworks.com/CVE-2026-0229" } ], "solutions": [ { "lang": "eng", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "\n \n \n \n \n \n \n \n
Version
Minor Version
Suggested Solution
Cloud NGFW All No action needed. 
PAN-OS 12.1
12.1.2 through 12.1.3Upgrade to 12.1.4 or later.
PAN-OS 11.2
11.2.0 through 11.2.9Upgrade to 11.2.10 or later.
PAN-OS 11.1
No action needed.
PAN-OS 10.2
No action needed.
All older
unsupported
PAN-OS versions		 Upgrade to a supported fixed version.
Prisma Access AllNo action needed.
" } ], "value": "VERSION MINOR VERSION SUGGESTED SOLUTION\nCloud NGFW All   No action needed. \nPAN-OS 12.1 12.1.2 through 12.1.3 Upgrade to 12.1.4 or later.\nPAN-OS 11.2 11.2.0 through 11.2.9 Upgrade to 11.2.10 or later.\nPAN-OS 11.1 No action needed.\nPAN-OS 10.2 No action needed.\nAll older   Upgrade to a supported fixed version.\nunsupported\nPAN-OS versions\nPrisma Access All No action needed." } ], "source": { "discovery": "INTERNAL" }, "timeline": [ { "lang": "en", "time": "2026-02-11T17:00:00.000Z", "value": "Initial Publication" } ], "title": "PAN-OS: Denial of Service in Advanced DNS Security Feature", "workarounds": [ { "lang": "eng", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "No known workarounds exist for this issue. Due to the nature of this vulnerability, a Threat Prevention Signature to detect this is also not possible. " } ], "value": "No known workarounds exist for this issue. Due to the nature of this vulnerability, a Threat Prevention Signature to detect this is also not possible." } ], "x_affectedList": [ "PAN-OS 12.1.3-h3", "PAN-OS 12.1.3-h1", "PAN-OS 12.1.3", "PAN-OS 12.1.2", "PAN-OS 11.2.9", "PAN-OS 11.2.8", "PAN-OS 11.2.7-h10", "PAN-OS 11.2.7-h8", "PAN-OS 11.2.7-h7", "PAN-OS 11.2.7-h4", "PAN-OS 11.2.7-h3", "PAN-OS 11.2.7-h2", "PAN-OS 11.2.7-h1", "PAN-OS 11.2.7", "PAN-OS 11.2.6", "PAN-OS 11.2.5", "PAN-OS 11.2.4-h15", "PAN-OS 11.2.4-h14", "PAN-OS 11.2.4-h12", "PAN-OS 11.2.4-h11", "PAN-OS 11.2.4-h10", "PAN-OS 11.2.4-h9", "PAN-OS 11.2.4-h8", "PAN-OS 11.2.4-h7", "PAN-OS 11.2.4-h6", "PAN-OS 11.2.4-h5", "PAN-OS 11.2.4-h4", "PAN-OS 11.2.4-h3", "PAN-OS 11.2.4-h2", "PAN-OS 11.2.4-h1", "PAN-OS 11.2.4", "PAN-OS 11.2.3-h5", "PAN-OS 11.2.3-h4", "PAN-OS 11.2.3-h3", "PAN-OS 11.2.3-h2", "PAN-OS 11.2.3-h1", "PAN-OS 11.2.3", "PAN-OS 11.2.2-h2", "PAN-OS 11.2.2-h1", "PAN-OS 11.2.1-h1", "PAN-OS 11.2.1", "PAN-OS 11.2.0-h1", "PAN-OS 11.2.0" ], "x_generator": { "engine": "Vulnogram 0.1.0-dev" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-02-11T18:30:06.401502Z", "id": "CVE-2026-0229", "options": [ { "Exploitation": "poc" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-02-11T18:58:48.926Z" } } ] } }