Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/75581?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/75581?format=api", "vulnerability_id": "VCID-r6cv-yqmb-j7gx", "summary": "The Social Post Embed plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Threads embed handler in all versions up to, and including, 2.0.1. This is due to insufficient input sanitization and output escaping on the user-supplied URL. 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.", "aliases": [ { "alias": "CVE-2026-6809" } ], "fixed_packages": [], "affected_packages": [], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-6809", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14806", "published_at": "2026-06-11T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14898", "published_at": "2026-06-14T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14926", "published_at": "2026-06-13T12:55:00Z" }, { "value": "0.00046", "scoring_system": "epss", "scoring_elements": "0.14927", "published_at": "2026-06-12T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-6809" }, { "reference_url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/4c16841d-8878-4328-a5dc-113d213cca33?source=cve", "reference_id": "4c16841d-8878-4328-a5dc-113d213cca33?source=cve", "reference_type": "", "scores": [ { "value": "6.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-28T12:37:03Z/" } ], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/4c16841d-8878-4328-a5dc-113d213cca33?source=cve" }, { "reference_url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.2/inc/threads.php#L49", "reference_id": "threads.php#L49", "reference_type": "", "scores": [ { "value": "6.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-28T12:37:03Z/" } ], "url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.2/inc/threads.php#L49" }, { "reference_url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.2/inc/threads.php#L50", "reference_id": "threads.php#L50", "reference_type": "", "scores": [ { "value": "6.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-28T12:37:03Z/" } ], "url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.2/inc/threads.php#L50" }, { "reference_url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.2/inc/threads.php#L61", "reference_id": "threads.php#L61", "reference_type": "", "scores": [ { "value": "6.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-28T12:37:03Z/" } ], "url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.2/inc/threads.php#L61" }, { "reference_url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.1/inc/threads.php#L64", "reference_id": "threads.php#L64", "reference_type": "", "scores": [ { "value": "6.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-28T12:37:03Z/" } ], "url": "https://plugins.trac.wordpress.org/browser/social-post-embed/tags/2.0.1/inc/threads.php#L64" }, { "reference_url": "https://plugins.trac.wordpress.org/browser/social-post-embed/trunk/inc/threads.php#L64", "reference_id": "threads.php#L64", "reference_type": "", "scores": [ { "value": "6.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-04-28T12:37:03Z/" } ], "url": "https://plugins.trac.wordpress.org/browser/social-post-embed/trunk/inc/threads.php#L64" } ], "weaknesses": [ { "cwe_id": 79, "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "description": "The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users." } ], "exploits": [], "severity_range_score": "6.4 - 6.4", "exploitability": null, "weighted_severity": null, "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-r6cv-yqmb-j7gx" }