{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-20233",
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "state": "PUBLISHED",
        "assignerShortName": "cisco",
        "dateReserved": "2025-10-08T11:59:15.399Z",
        "datePublished": "2026-06-03T16:06:06.659Z",
        "dateUpdated": "2026-06-03T17:49:49.471Z"
    },
    "containers": {
        "cna": {
            "title": "Cisco Webex Meetings Cross-Site Scripting Vulnerability",
            "metrics": [
                {
                    "format": "cvssV3_1",
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
                        "baseScore": 6.1,
                        "baseSeverity": "MEDIUM",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "REQUIRED",
                        "scope": "CHANGED",
                        "confidentialityImpact": "LOW",
                        "integrityImpact": "LOW",
                        "availabilityImpact": "NONE"
                    }
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability in the web-based user interface of Cisco Webex Meetings could have allowed an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. Cisco has addressed this vulnerability in the Webex Meetings service, and no customer action is needed.\r\n\r\nThis vulnerability existed because of insufficient validation of user input. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by persuading a user to follow a malicious link. A successful exploit could have allowed the attacker to execute arbitrary script code in the browser of the targeted user or access sensitive, browser-based information."
                }
            ],
            "references": [
                {
                    "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-xss-jw3NeQzS",
                    "name": "cisco-sa-webex-xss-jw3NeQzS"
                }
            ],
            "exploits": [
                {
                    "lang": "en",
                    "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
                }
            ],
            "source": {
                "advisory": "cisco-sa-webex-xss-jw3NeQzS",
                "discovery": "EXTERNAL",
                "defects": [
                    "CSCwt96631"
                ]
            },
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
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                            "cweId": "CWE-79"
                        }
                    ]
                }
            ],
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                {
                    "vendor": "Cisco",
                    "product": "Cisco Webex Meetings",
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                            "version": "39.7.7",
                            "status": "affected"
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                            "version": "40.4.10",
                            "status": "affected"
                        },
                        {
                            "version": "39.6",
                            "status": "affected"
                        },
                        {
                            "version": "40.6.2",
                            "status": "affected"
                        },
                        {
                            "version": "39.8.2",
                            "status": "affected"
                        },
                        {
                            "version": "39.8.4",
                            "status": "affected"
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                        {
                            "version": "40.1",
                            "status": "affected"
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                        {
                            "version": "39.11",
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                        },
                        {
                            "version": "39.7.4",
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                        {
                            "version": "39.9.1",
                            "status": "affected"
                        },
                        {
                            "version": "40.4",
                            "status": "affected"
                        },
                        {
                            "version": "40.6",
                            "status": "affected"
                        },
                        {
                            "version": "39.7",
                            "status": "affected"
                        },
                        {
                            "version": "39.8",
                            "status": "affected"
                        },
                        {
                            "version": "39.8.3",
                            "status": "affected"
                        },
                        {
                            "version": "40.2",
                            "status": "affected"
                        },
                        {
                            "version": "39.10",
                            "status": "affected"
                        },
                        {
                            "version": "42.6",
                            "status": "affected"
                        },
                        {
                            "version": "42.7",
                            "status": "affected"
                        },
                        {
                            "version": "42.8",
                            "status": "affected"
                        },
                        {
                            "version": "42.9",
                            "status": "affected"
                        },
                        {
                            "version": "42.10",
                            "status": "affected"
                        },
                        {
                            "version": "42.11",
                            "status": "affected"
                        },
                        {
                            "version": "42.12",
                            "status": "affected"
                        },
                        {
                            "version": "43.1",
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                        },
                        {
                            "version": "43.2",
                            "status": "affected"
                        },
                        {
                            "version": "43.3",
                            "status": "affected"
                        },
                        {
                            "version": "43.4",
                            "status": "affected"
                        },
                        {
                            "version": "43.4.1",
                            "status": "affected"
                        },
                        {
                            "version": "43.4.2",
                            "status": "affected"
                        },
                        {
                            "version": "43.5.0",
                            "status": "affected"
                        },
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                            "version": "43.6.0",
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                            "version": "43.6.1",
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                            "version": "43.8",
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                            "version": "43.9",
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                            "version": "45.2",
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                            "version": "45.3",
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                        {
                            "version": "45.4",
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                    "defaultStatus": "unknown"
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                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-03T17:46:57.004996Z",
                                "id": "CVE-2026-20233",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
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                                        "Automatable": "no"
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