{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20220", "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "state": "PUBLISHED", "assignerShortName": "cisco", "dateReserved": "2025-10-08T11:59:15.398Z", "datePublished": "2026-06-17T16:17:06.545Z", "dateUpdated": "2026-06-17T17:16:59.052Z"}, "containers": {"cna": {"title": "Cisco Crosswork Network Controller Remote Code Execution Vulnerability", "metrics": [{"format": "cvssV3_1", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "baseScore": 6.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}}], "descriptions": [{"lang": "en", "value": "A vulnerability in the web-based management interface of Cisco Crosswork Network Controller could allow an authenticated, remote attacker to execute arbitrary commands on an affected device.\r\n\r\nThis vulnerability is due to insufficient input validation in the configuration template engine of the web-based management interface. An attacker could exploit this vulnerability by sending a crafted request to the affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system in limited areas of the file system. This vulnerability affects only areas of the operating system for which the template user has write permissions. \r\nTo exploit this vulnerability, the attacker must have valid template user credentials with write permissions. Template users with read permissions cannot exploit this vulnerability. "}], "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cnc-inj-QNMeEmxk", "name": "cisco-sa-cnc-inj-QNMeEmxk"}], "exploits": [{"lang": "en", "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}], "source": {"advisory": "cisco-sa-cnc-inj-QNMeEmxk", "discovery": "INTERNAL", "defects": ["CSCwt44379"]}, "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')", "type": "cwe", "cweId": "CWE-74"}]}], "affected": [{"vendor": "Cisco", "product": "Cisco Crosswork Network Change Automation", "versions": [{"version": "3.0.0", "status": "affected"}, {"version": "3.0.1", "status": "affected"}, {"version": "1.0.0", "status": "affected"}, {"version": "2.0.0", "status": "affected"}, {"version": "2.0.1", "status": "affected"}, {"version": "3.0.2", "status": "affected"}, {"version": "2.0.2", "status": "affected"}, {"version": "3.0.3", "status": "affected"}, {"version": "4.0.0", "status": "affected"}, {"version": "4.1.0", "status": "affected"}, {"version": "4.5.0", "status": "affected"}, {"version": "4.1.1", "status": "affected"}, {"version": "5.0.0", "status": "affected"}, {"version": "4.5.1", "status": "affected"}, {"version": "4.1.2", "status": "affected"}, {"version": "5.0.1", "status": "affected"}, {"version": "4.5.2", "status": "affected"}, {"version": "5.0.2", "status": "affected"}, {"version": "4.1.3", "status": "affected"}, {"version": "6.0.0", "status": "affected"}, {"version": "7.0.0", "status": "affected"}, {"version": "4.1.4", "status": "affected"}, {"version": "6.0.2", "status": "affected"}, {"version": "5.0.3", "status": "affected"}, {"version": "6.0.3", "status": "affected"}, {"version": "5.0.4", "status": "affected"}, {"version": "7.0.1", "status": "affected"}, {"version": "6.0.4", "status": "affected"}, {"version": "7.0.2", "status": "affected"}, {"version": "7.1.0", "status": "affected"}, {"version": "5.0.5", "status": "affected"}, {"version": "7.0.3", "status": "affected"}, {"version": "7.0.4", "status": "affected"}, {"version": "7.1.1", "status": "affected"}, {"version": "7.0.5", "status": "affected"}, {"version": "7.2.0", "status": "affected"}, {"version": "7.1.2", "status": "affected"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco", "dateUpdated": "2026-06-17T16:17:06.545Z"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-17T17:13:43.754531Z", "id": "CVE-2026-20220", "options": [{"Exploitation": "none"}, {"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": "2026-06-17T17:16:59.052Z"}}]}}

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