cvelist/2023/6xxx/CVE-2023-6877.json

{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-6877",
        "ASSIGNER": "security@wordfence.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The RSS Aggregator by Feedzy \u2013 Feed to Post, Autoblogging, News & YouTube Video Feeds Aggregator plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 4.3.3 due to insufficient input sanitization and output escaping on the Content-Type field of error messages when retrieving an invalid RSS feed. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "themeisle",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "RSS Aggregator by Feedzy \u2013 Feed to Post, Autoblogging, News & YouTube Video Feeds Aggregator",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "*",
                                            "version_value": "4.3.3"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/7d25e85f-28f7-4cc5-9856-25cc5aaf1418?source=cve",
                "refsource": "MISC",
                "name": "https://www.wordfence.com/threat-intel/vulnerabilities/id/7d25e85f-28f7-4cc5-9856-25cc5aaf1418?source=cve"
            },
            {
                "url": "https://plugins.trac.wordpress.org/changeset/3012849/feedzy-rss-feeds",
                "refsource": "MISC",
                "name": "https://plugins.trac.wordpress.org/changeset/3012849/feedzy-rss-feeds"
            }
        ]
    },
    "credits": [
        {
            "lang": "en",
            "value": "Colin Xu"
        }
    ],
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
                "baseScore": 6.4,
                "baseSeverity": "MEDIUM"
            }
        ]
    }
}