{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-42839",
        "assignerOrgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869",
        "state": "PUBLISHED",
        "assignerShortName": "Fluid Attacks",
        "dateReserved": "2026-04-30T15:23:30.711Z",
        "datePublished": "2026-06-03T17:44:41.303Z",
        "dateUpdated": "2026-06-03T19:09:12.657Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "platforms": [
                        "Windows",
                        "MacOS",
                        "Linux"
                    ],
                    "product": "ERPNext",
                    "vendor": "Frappe",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "16.16.0"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "cpeMatch": [
                                {
                                    "criteria": "cpe:2.3:a:frappe:erpnext:16.16.0:*:windows:*:*:*:*:*",
                                    "vulnerable": true
                                },
                                {
                                    "criteria": "cpe:2.3:a:frappe:erpnext:16.16.0:*:macos:*:*:*:*:*",
                                    "vulnerable": true
                                },
                                {
                                    "criteria": "cpe:2.3:a:frappe:erpnext:16.16.0:*:linux:*:*:*:*:*",
                                    "vulnerable": true
                                }
                            ],
                            "negate": false,
                            "operator": "OR"
                        }
                    ],
                    "operator": "OR"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Fluid Attacks' AI SAST Scanner"
                },
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "Oscar Naveda"
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "<span style=\"background-color: rgb(255, 255, 255);\">An authenticated ERPNext user with Item record edit permissions can persist arbitrary HTML/JavaScript in the </span><code>item_name</code><span style=\"background-color: rgb(255, 255, 255);\">, </span><code>description</code><span style=\"background-color: rgb(255, 255, 255);\">, or </span><code>image</code><span style=\"background-color: rgb(255, 255, 255);\"> fields of an Item and trigger unescaped rendering in the Point of Sale (POS) cart interface for every operator who adds that item to a transaction.</span><p>This issue affects ERPNext: 16.16.0.</p>"
                        }
                    ],
                    "value": "An authenticated ERPNext user with Item record edit permissions can persist arbitrary HTML/JavaScript in the item_name, description, or image fields of an Item and trigger unescaped rendering in the Point of Sale (POS) cart interface for every operator who adds that item to a transaction.This issue affects ERPNext: 16.16.0."
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-592",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-592 Stored XSS"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 4.8,
                        "baseSeverity": "MEDIUM",
                        "privilegesRequired": "HIGH",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "LOW",
                        "subIntegrityImpact": "LOW",
                        "userInteraction": "PASSIVE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "NONE",
                        "vulnConfidentialityImpact": "LOW",
                        "vulnIntegrityImpact": "LOW",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-79",
                            "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "84fe0718-d6bb-4716-a7e8-81a6d1daa869",
                "shortName": "Fluid Attacks",
                "dateUpdated": "2026-06-03T17:44:41.303Z"
            },
            "references": [
                {
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://fluidattacks.com/es/advisories/pink"
                },
                {
                    "tags": [
                        "product"
                    ],
                    "url": "https://github.com/frappe/erpnext"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "title": "ERPNext 16.16.0 - Stored XSS in POS cart item rendering",
            "x_generator": {
                "engine": "Vulnogram 0.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-03T19:08:48.271273Z",
                                "id": "CVE-2026-42839",
                                "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": "2026-06-03T19:09:12.657Z"
                }
            }
        ]
    }
}