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    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-20797",
        "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "state": "PUBLISHED",
        "assignerShortName": "icscert",
        "dateReserved": "2026-02-05T16:47:16.578Z",
        "datePublished": "2026-02-27T01:03:18.783Z",
        "dateUpdated": "2026-05-10T13:30:10.603Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "Copeland XWEB 300D PRO",
                    "vendor": "Copeland",
                    "versions": [
                        {
                            "lessThanOrEqual": "1.12.1",
                            "status": "affected",
                            "version": "0",
                            "versionType": "custom"
                        }
                    ]
                },
                {
                    "defaultStatus": "unaffected",
                    "product": "Copeland XWEB 500D PRO",
                    "vendor": "Copeland",
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                            "status": "affected",
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                    "defaultStatus": "unaffected",
                    "product": "Copeland XWEB 500B PRO",
                    "vendor": "Copeland",
                    "versions": [
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                            "lessThanOrEqual": "1.12.1",
                            "status": "affected",
                            "version": "0",
                            "versionType": "custom"
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                    ]
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Amir Zaltzman and Noam Moshe of Claroty Team82 reported this vulnerability to CISA."
                }
            ],
            "descriptions": [
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                    "lang": "en",
                    "supportingMedia": [
                        {
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                            "type": "text/html",
                            "value": "A stack based buffer overflow exists in an API route of XWEB Pro version\n 1.12.1 and prior, enabling unauthenticated attackers to cause stack \ncorruption and a termination of the program."
                        }
                    ],
                    "value": "A stack based buffer overflow exists in an API route of XWEB Pro version\n 1.12.1 and prior, enabling unauthenticated attackers to cause stack \ncorruption and a termination of the program."
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "ADJACENT_NETWORK",
                        "availabilityImpact": "LOW",
                        "baseScore": 4.3,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                        "version": "3.1"
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                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
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            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "WE-121",
                            "lang": "en"
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                    ]
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            ],
            "providerMetadata": {
                "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
                "shortName": "icscert",
                "dateUpdated": "2026-02-27T01:03:18.783Z"
            },
            "references": [
                {
                    "url": "https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate"
                },
                {
                    "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10"
                },
                {
                    "url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json"
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "Copeland has provided a fix for the vulnerabilities and recommends users\n update the XWEB Pro to the latest version by going to their software \nupdate page \n<a target=\"_blank\" rel=\"nofollow\" href=\"https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate\">https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate</a> in the \nsections dedicated to the different XWEBPRO models page.\n\n<br>"
                        }
                    ],
                    "value": "Copeland has provided a fix for the vulnerabilities and recommends users\n update the XWEB Pro to the latest version by going to their software \nupdate page \n https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate  in the \nsections dedicated to the different XWEBPRO models page."
                },
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "Alternatively, a user logged into an XWEB Pro with internet access can \nupdate XWEB Pro directly from Copeland servers via the menu SYSTEM -- \nUpdates | Network.\n\n<br>"
                        }
                    ],
                    "value": "Alternatively, a user logged into an XWEB Pro with internet access can \nupdate XWEB Pro directly from Copeland servers via the menu SYSTEM -- \nUpdates | Network."
                }
            ],
            "source": {
                "advisory": "ICSA-26-057-10",
                "discovery": "EXTERNAL"
            },
            "title": "Copeland XWEB and XWEB Pro Stack-based Buffer Overflow",
            "x_generator": {
                "engine": "Vulnogram 0.5.0"
            }
        },
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            {
                "problemTypes": [
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                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-121",
                                "lang": "en",
                                "description": "CWE-121 Stack-based Buffer Overflow"
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                    }
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                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-03-02T14:25:26.397993Z",
                                "id": "CVE-2026-20797",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
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                                        "Technical Impact": "partial"
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                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-05-10T13:30:10.603Z"
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}